Home / 1,109,752.98-1,531,294.86-673,943.70

Finding the Fourth Proportional to 1,109,752.98, 1,531,294.86 and 673,943.70

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Solution

The fourth proportional to 1,109,752.98, 1,531,294.86 and 673,943.70 is: 929,942.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,752.98 : 1,531,294.86 = 673,943.70 : x
  2. Step 2: Convert to fraction form
    1,109,752.98/1,531,294.86 = 673,943.70/x
  3. Step 3: Cross multiply
    1,109,752.98x = 1,531,294.86 × 673,943.70
  4. Step 4: Simplify right side
    1,109,752.98x = 1,032,006,523,739.38
  5. Step 5: Solve for x
    x = 1,032,006,523,739.38/1,109,752.98
  6. Step 6: Final answer
    x = 929,942.56

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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.