Home / 1,331,872.40-1,998,100.20-532,953.20

Finding the Fourth Proportional to 1,331,872.40, 1,998,100.20 and 532,953.20

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Solution

The fourth proportional to 1,331,872.40, 1,998,100.20 and 532,953.20 is: 799,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,872.40 : 1,998,100.20 = 532,953.20 : x
  2. Step 2: Convert to fraction form
    1,331,872.40/1,998,100.20 = 532,953.20/x
  3. Step 3: Cross multiply
    1,331,872.40x = 1,998,100.20 × 532,953.20
  4. Step 4: Simplify right side
    1,331,872.40x = 1,064,893,895,510.64
  5. Step 5: Solve for x
    x = 1,064,893,895,510.64/1,331,872.40
  6. Step 6: Final answer
    x = 799,546.48

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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.