Home / 1,074,691.80-1,612,037.70-759,763.80

Finding the Fourth Proportional to 1,074,691.80, 1,612,037.70 and 759,763.80

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Solution

The fourth proportional to 1,074,691.80, 1,612,037.70 and 759,763.80 is: 1,139,645.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,691.80 : 1,612,037.70 = 759,763.80 : x
  2. Step 2: Convert to fraction form
    1,074,691.80/1,612,037.70 = 759,763.80/x
  3. Step 3: Cross multiply
    1,074,691.80x = 1,612,037.70 × 759,763.80
  4. Step 4: Simplify right side
    1,074,691.80x = 1,224,767,888,695.26
  5. Step 5: Solve for x
    x = 1,224,767,888,695.26/1,074,691.80
  6. Step 6: Final answer
    x = 1,139,645.70

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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.