Home / 1,348,753.39-2,021,815.14-538,896.39

Finding the Fourth Proportional to 1,348,753.39, 2,021,815.14 and 538,896.39

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Solution

The fourth proportional to 1,348,753.39, 2,021,815.14 and 538,896.39 is: 807,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,753.39 : 2,021,815.14 = 538,896.39 : x
  2. Step 2: Convert to fraction form
    1,348,753.39/2,021,815.14 = 538,896.39/x
  3. Step 3: Cross multiply
    1,348,753.39x = 2,021,815.14 × 538,896.39
  4. Step 4: Simplify right side
    1,348,753.39x = 1,089,548,868,737.03
  5. Step 5: Solve for x
    x = 1,089,548,868,737.03/1,348,753.39
  6. Step 6: Final answer
    x = 807,819.19

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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.