Home / 1,540,927.10-2,126,363.92-861,732.38

Finding the Fourth Proportional to 1,540,927.10, 2,126,363.92 and 861,732.38

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Solution

The fourth proportional to 1,540,927.10, 2,126,363.92 and 861,732.38 is: 1,189,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,927.10 : 2,126,363.92 = 861,732.38 : x
  2. Step 2: Convert to fraction form
    1,540,927.10/2,126,363.92 = 861,732.38/x
  3. Step 3: Cross multiply
    1,540,927.10x = 2,126,363.92 × 861,732.38
  4. Step 4: Simplify right side
    1,540,927.10x = 1,832,356,628,741.58
  5. Step 5: Solve for x
    x = 1,832,356,628,741.58/1,540,927.10
  6. Step 6: Final answer
    x = 1,189,126.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.