Home / 1,680,807.38-2,521,233-558,876.38

Finding the Fourth Proportional to 1,680,807.38, 2,521,233 and 558,876.38

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Solution

The fourth proportional to 1,680,807.38, 2,521,233 and 558,876.38 is: 838,321.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,807.38 : 2,521,233 = 558,876.38 : x
  2. Step 2: Convert to fraction form
    1,680,807.38/2,521,233 = 558,876.38/x
  3. Step 3: Cross multiply
    1,680,807.38x = 2,521,233 × 558,876.38
  4. Step 4: Simplify right side
    1,680,807.38x = 1,409,057,559,570.38
  5. Step 5: Solve for x
    x = 1,409,057,559,570.38/1,680,807.38
  6. Step 6: Final answer
    x = 838,321.86

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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.