Home / 2,085,559.13-3,129,522.12-1,126,001.95

Finding the Fourth Proportional to 2,085,559.13, 3,129,522.12 and 1,126,001.95

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Solution

The fourth proportional to 2,085,559.13, 3,129,522.12 and 1,126,001.95 is: 1,689,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,559.13 : 3,129,522.12 = 1,126,001.95 : x
  2. Step 2: Convert to fraction form
    2,085,559.13/3,129,522.12 = 1,126,001.95/x
  3. Step 3: Cross multiply
    2,085,559.13x = 3,129,522.12 × 1,126,001.95
  4. Step 4: Simplify right side
    2,085,559.13x = 3,523,847,988,410.51
  5. Step 5: Solve for x
    x = 3,523,847,988,410.51/2,085,559.13
  6. Step 6: Final answer
    x = 1,689,641.85

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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.