Home / 1,703,142.22-2,550,563.30-1,126,414.14

Finding the Fourth Proportional to 1,703,142.22, 2,550,563.30 and 1,126,414.14

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Solution

The fourth proportional to 1,703,142.22, 2,550,563.30 and 1,126,414.14 is: 1,686,876.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,142.22 : 2,550,563.30 = 1,126,414.14 : x
  2. Step 2: Convert to fraction form
    1,703,142.22/2,550,563.30 = 1,126,414.14/x
  3. Step 3: Cross multiply
    1,703,142.22x = 2,550,563.30 × 1,126,414.14
  4. Step 4: Simplify right side
    1,703,142.22x = 2,872,990,566,085.06
  5. Step 5: Solve for x
    x = 2,872,990,566,085.06/1,703,142.22
  6. Step 6: Final answer
    x = 1,686,876.49

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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.