Home / 4,158,965.40-6,240,780.90-1,762,402.20

Finding the Fourth Proportional to 4,158,965.40, 6,240,780.90 and 1,762,402.20

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Solution

The fourth proportional to 4,158,965.40, 6,240,780.90 and 1,762,402.20 is: 2,644,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,965.40 : 6,240,780.90 = 1,762,402.20 : x
  2. Step 2: Convert to fraction form
    4,158,965.40/6,240,780.90 = 1,762,402.20/x
  3. Step 3: Cross multiply
    4,158,965.40x = 6,240,780.90 × 1,762,402.20
  4. Step 4: Simplify right side
    4,158,965.40x = 10,998,765,987,877.98
  5. Step 5: Solve for x
    x = 10,998,765,987,877.98/4,158,965.40
  6. Step 6: Final answer
    x = 2,644,591.85

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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.