Home / 1,661,061.90-2,491,592.85-1,451,109.90

Finding the Fourth Proportional to 1,661,061.90, 2,491,592.85 and 1,451,109.90

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Solution

The fourth proportional to 1,661,061.90, 2,491,592.85 and 1,451,109.90 is: 2,176,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,061.90 : 2,491,592.85 = 1,451,109.90 : x
  2. Step 2: Convert to fraction form
    1,661,061.90/2,491,592.85 = 1,451,109.90/x
  3. Step 3: Cross multiply
    1,661,061.90x = 2,491,592.85 × 1,451,109.90
  4. Step 4: Simplify right side
    1,661,061.90x = 3,615,575,051,404.22
  5. Step 5: Solve for x
    x = 3,615,575,051,404.22/1,661,061.90
  6. Step 6: Final answer
    x = 2,176,664.85

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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.