Home / 1,452,171.60-2,003,996.52-816,267.60

Finding the Fourth Proportional to 1,452,171.60, 2,003,996.52 and 816,267.60

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Solution

The fourth proportional to 1,452,171.60, 2,003,996.52 and 816,267.60 is: 1,126,449.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,171.60 : 2,003,996.52 = 816,267.60 : x
  2. Step 2: Convert to fraction form
    1,452,171.60/2,003,996.52 = 816,267.60/x
  3. Step 3: Cross multiply
    1,452,171.60x = 2,003,996.52 × 816,267.60
  4. Step 4: Simplify right side
    1,452,171.60x = 1,635,797,429,788.75
  5. Step 5: Solve for x
    x = 1,635,797,429,788.75/1,452,171.60
  6. Step 6: Final answer
    x = 1,126,449.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.