Home / 1,165,257.90-1,744,934.40-929,061.90

Finding the Fourth Proportional to 1,165,257.90, 1,744,934.40 and 929,061.90

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Solution

The fourth proportional to 1,165,257.90, 1,744,934.40 and 929,061.90 is: 1,391,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,257.90 : 1,744,934.40 = 929,061.90 : x
  2. Step 2: Convert to fraction form
    1,165,257.90/1,744,934.40 = 929,061.90/x
  3. Step 3: Cross multiply
    1,165,257.90x = 1,744,934.40 × 929,061.90
  4. Step 4: Simplify right side
    1,165,257.90x = 1,621,152,069,039.36
  5. Step 5: Solve for x
    x = 1,621,152,069,039.36/1,165,257.90
  6. Step 6: Final answer
    x = 1,391,238.86

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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.