Home / 1,404,382.38-1,938,046.68-792,663.90

Finding the Fourth Proportional to 1,404,382.38, 1,938,046.68 and 792,663.90

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Solution

The fourth proportional to 1,404,382.38, 1,938,046.68 and 792,663.90 is: 1,093,875.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,382.38 : 1,938,046.68 = 792,663.90 : x
  2. Step 2: Convert to fraction form
    1,404,382.38/1,938,046.68 = 792,663.90/x
  3. Step 3: Cross multiply
    1,404,382.38x = 1,938,046.68 × 792,663.90
  4. Step 4: Simplify right side
    1,404,382.38x = 1,536,219,639,750.85
  5. Step 5: Solve for x
    x = 1,536,219,639,750.85/1,404,382.38
  6. Step 6: Final answer
    x = 1,093,875.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.