Home / 787,902.80-1,181,854.20-741,246.80

Finding the Fourth Proportional to 787,902.80, 1,181,854.20 and 741,246.80

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Solution

The fourth proportional to 787,902.80, 1,181,854.20 and 741,246.80 is: 1,111,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,902.80 : 1,181,854.20 = 741,246.80 : x
  2. Step 2: Convert to fraction form
    787,902.80/1,181,854.20 = 741,246.80/x
  3. Step 3: Cross multiply
    787,902.80x = 1,181,854.20 × 741,246.80
  4. Step 4: Simplify right side
    787,902.80x = 876,045,643,816.56
  5. Step 5: Solve for x
    x = 876,045,643,816.56/787,902.80
  6. Step 6: Final answer
    x = 1,111,870.20

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Half scale
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Double scale
Find fourth proportional to 787,903.80, 1,181,855.70 and 741,247.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.