Home / 1,103,239.74-1,657,350.85-654,255.13

Finding the Fourth Proportional to 1,103,239.74, 1,657,350.85 and 654,255.13

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Solution

The fourth proportional to 1,103,239.74, 1,657,350.85 and 654,255.13 is: 982,860.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,239.74 : 1,657,350.85 = 654,255.13 : x
  2. Step 2: Convert to fraction form
    1,103,239.74/1,657,350.85 = 654,255.13/x
  3. Step 3: Cross multiply
    1,103,239.74x = 1,657,350.85 × 654,255.13
  4. Step 4: Simplify right side
    1,103,239.74x = 1,084,330,287,535.61
  5. Step 5: Solve for x
    x = 1,084,330,287,535.61/1,103,239.74
  6. Step 6: Final answer
    x = 982,860.07

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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.