Home / 2,684,385.76-4,023,207.36-1,605,694.24

Finding the Fourth Proportional to 2,684,385.76, 4,023,207.36 and 1,605,694.24

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Solution

The fourth proportional to 2,684,385.76, 4,023,207.36 and 1,605,694.24 is: 2,406,524.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684,385.76 : 4,023,207.36 = 1,605,694.24 : x
  2. Step 2: Convert to fraction form
    2,684,385.76/4,023,207.36 = 1,605,694.24/x
  3. Step 3: Cross multiply
    2,684,385.76x = 4,023,207.36 × 1,605,694.24
  4. Step 4: Simplify right side
    2,684,385.76x = 6,460,040,884,277.61
  5. Step 5: Solve for x
    x = 6,460,040,884,277.61/2,684,385.76
  6. Step 6: Final answer
    x = 2,406,524.79

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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.