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Finding the Fourth Proportional to 1,137,942, 1,707,752.64 and 538,902

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Solution

The fourth proportional to 1,137,942, 1,707,752.64 and 538,902 is: 808,750.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,942 : 1,707,752.64 = 538,902 : x
  2. Step 2: Convert to fraction form
    1,137,942/1,707,752.64 = 538,902/x
  3. Step 3: Cross multiply
    1,137,942x = 1,707,752.64 × 538,902
  4. Step 4: Simplify right side
    1,137,942x = 920,311,313,201.28
  5. Step 5: Solve for x
    x = 920,311,313,201.28/1,137,942
  6. Step 6: Final answer
    x = 808,750.63

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