Home / 1,373,187.80-2,059,781.70-626,691.80

Finding the Fourth Proportional to 1,373,187.80, 2,059,781.70 and 626,691.80

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Solution

The fourth proportional to 1,373,187.80, 2,059,781.70 and 626,691.80 is: 940,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,187.80 : 2,059,781.70 = 626,691.80 : x
  2. Step 2: Convert to fraction form
    1,373,187.80/2,059,781.70 = 626,691.80/x
  3. Step 3: Cross multiply
    1,373,187.80x = 2,059,781.70 × 626,691.80
  4. Step 4: Simplify right side
    1,373,187.80x = 1,290,848,301,180.06
  5. Step 5: Solve for x
    x = 1,290,848,301,180.06/1,373,187.80
  6. Step 6: Final answer
    x = 940,037.70

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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.