Home / 1,070,836.26-1,605,737.68-621,670.20

Finding the Fourth Proportional to 1,070,836.26, 1,605,737.68 and 621,670.20

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Solution

The fourth proportional to 1,070,836.26, 1,605,737.68 and 621,670.20 is: 932,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,836.26 : 1,605,737.68 = 621,670.20 : x
  2. Step 2: Convert to fraction form
    1,070,836.26/1,605,737.68 = 621,670.20/x
  3. Step 3: Cross multiply
    1,070,836.26x = 1,605,737.68 × 621,670.20
  4. Step 4: Simplify right side
    1,070,836.26x = 998,239,264,673.14
  5. Step 5: Solve for x
    x = 998,239,264,673.14/1,070,836.26
  6. Step 6: Final answer
    x = 932,205.33

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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.