Home / 1,114,318.92-1,672,142.43-404,402.31

Finding the Fourth Proportional to 1,114,318.92, 1,672,142.43 and 404,402.31

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Solution

The fourth proportional to 1,114,318.92, 1,672,142.43 and 404,402.31 is: 606,844.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,318.92 : 1,672,142.43 = 404,402.31 : x
  2. Step 2: Convert to fraction form
    1,114,318.92/1,672,142.43 = 404,402.31/x
  3. Step 3: Cross multiply
    1,114,318.92x = 1,672,142.43 × 404,402.31
  4. Step 4: Simplify right side
    1,114,318.92x = 676,218,261,341.01
  5. Step 5: Solve for x
    x = 676,218,261,341.01/1,114,318.92
  6. Step 6: Final answer
    x = 606,844.46

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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.