Home / 1,485,043.60-2,227,562.88-538,412.80

Finding the Fourth Proportional to 1,485,043.60, 2,227,562.88 and 538,412.80

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Solution

The fourth proportional to 1,485,043.60, 2,227,562.88 and 538,412.80 is: 807,618.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,043.60 : 2,227,562.88 = 538,412.80 : x
  2. Step 2: Convert to fraction form
    1,485,043.60/2,227,562.88 = 538,412.80/x
  3. Step 3: Cross multiply
    1,485,043.60x = 2,227,562.88 × 538,412.80
  4. Step 4: Simplify right side
    1,485,043.60x = 1,199,348,367,396.86
  5. Step 5: Solve for x
    x = 1,199,348,367,396.86/1,485,043.60
  6. Step 6: Final answer
    x = 807,618.29

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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.