Home / 1,427,988.54-2,141,966.34-482,023.56

Finding the Fourth Proportional to 1,427,988.54, 2,141,966.34 and 482,023.56

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Solution

The fourth proportional to 1,427,988.54, 2,141,966.34 and 482,023.56 is: 723,029.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,988.54 : 2,141,966.34 = 482,023.56 : x
  2. Step 2: Convert to fraction form
    1,427,988.54/2,141,966.34 = 482,023.56/x
  3. Step 3: Cross multiply
    1,427,988.54x = 2,141,966.34 × 482,023.56
  4. Step 4: Simplify right side
    1,427,988.54x = 1,032,478,240,606.97
  5. Step 5: Solve for x
    x = 1,032,478,240,606.97/1,427,988.54
  6. Step 6: Final answer
    x = 723,029.78

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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.