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Finding the Fourth Proportional to 733,813.60, 1,025,127.20 and 733,813.60

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Solution

The fourth proportional to 733,813.60, 1,025,127.20 and 733,813.60 is: 1,025,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,813.60 : 1,025,127.20 = 733,813.60 : x
  2. Step 2: Convert to fraction form
    733,813.60/1,025,127.20 = 733,813.60/x
  3. Step 3: Cross multiply
    733,813.60x = 1,025,127.20 × 733,813.60
  4. Step 4: Simplify right side
    733,813.60x = 752,252,281,089.92
  5. Step 5: Solve for x
    x = 752,252,281,089.92/733,813.60
  6. Step 6: Final answer
    x = 1,025,127.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.