Home / 2,160,642.66-3,240,433.98-1,023,363.78

Finding the Fourth Proportional to 2,160,642.66, 3,240,433.98 and 1,023,363.78

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Solution

The fourth proportional to 2,160,642.66, 3,240,433.98 and 1,023,363.78 is: 1,534,794.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,642.66 : 3,240,433.98 = 1,023,363.78 : x
  2. Step 2: Convert to fraction form
    2,160,642.66/3,240,433.98 = 1,023,363.78/x
  3. Step 3: Cross multiply
    2,160,642.66x = 3,240,433.98 × 1,023,363.78
  4. Step 4: Simplify right side
    2,160,642.66x = 3,316,142,766,613.24
  5. Step 5: Solve for x
    x = 3,316,142,766,613.24/2,160,642.66
  6. Step 6: Final answer
    x = 1,534,794.64

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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.