Home / 3,543,141.10-5,314,711.65-2,409,400.30

Finding the Fourth Proportional to 3,543,141.10, 5,314,711.65 and 2,409,400.30

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Solution

The fourth proportional to 3,543,141.10, 5,314,711.65 and 2,409,400.30 is: 3,614,100.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,141.10 : 5,314,711.65 = 2,409,400.30 : x
  2. Step 2: Convert to fraction form
    3,543,141.10/5,314,711.65 = 2,409,400.30/x
  3. Step 3: Cross multiply
    3,543,141.10x = 5,314,711.65 × 2,409,400.30
  4. Step 4: Simplify right side
    3,543,141.10x = 12,805,267,843,923.49
  5. Step 5: Solve for x
    x = 12,805,267,843,923.49/3,543,141.10
  6. Step 6: Final answer
    x = 3,614,100.45

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Double scale
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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.