Home / 1,859,876.40-2,789,123.40-737,713.20

Finding the Fourth Proportional to 1,859,876.40, 2,789,123.40 and 737,713.20

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Solution

The fourth proportional to 1,859,876.40, 2,789,123.40 and 737,713.20 is: 1,106,295.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,876.40 : 2,789,123.40 = 737,713.20 : x
  2. Step 2: Convert to fraction form
    1,859,876.40/2,789,123.40 = 737,713.20/x
  3. Step 3: Cross multiply
    1,859,876.40x = 2,789,123.40 × 737,713.20
  4. Step 4: Simplify right side
    1,859,876.40x = 2,057,573,148,608.88
  5. Step 5: Solve for x
    x = 2,057,573,148,608.88/1,859,876.40
  6. Step 6: Final answer
    x = 1,106,295.64

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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.