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Finding the Fourth Proportional to 922,892.60, 1,382,006.10 and 736,268.60

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Solution

The fourth proportional to 922,892.60, 1,382,006.10 and 736,268.60 is: 1,102,541.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,892.60 : 1,382,006.10 = 736,268.60 : x
  2. Step 2: Convert to fraction form
    922,892.60/1,382,006.10 = 736,268.60/x
  3. Step 3: Cross multiply
    922,892.60x = 1,382,006.10 × 736,268.60
  4. Step 4: Simplify right side
    922,892.60x = 1,017,527,696,438.46
  5. Step 5: Solve for x
    x = 1,017,527,696,438.46/922,892.60
  6. Step 6: Final answer
    x = 1,102,541.83

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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.