Home / 984,711.60-1,477,067.40-837,089.10

Finding the Fourth Proportional to 984,711.60, 1,477,067.40 and 837,089.10

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Solution

The fourth proportional to 984,711.60, 1,477,067.40 and 837,089.10 is: 1,255,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,711.60 : 1,477,067.40 = 837,089.10 : x
  2. Step 2: Convert to fraction form
    984,711.60/1,477,067.40 = 837,089.10/x
  3. Step 3: Cross multiply
    984,711.60x = 1,477,067.40 × 837,089.10
  4. Step 4: Simplify right side
    984,711.60x = 1,236,437,020,505.34
  5. Step 5: Solve for x
    x = 1,236,437,020,505.34/984,711.60
  6. Step 6: Final answer
    x = 1,255,633.65

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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.