Home / 1,191,126.33-1,786,305.55-392,217.66

Finding the Fourth Proportional to 1,191,126.33, 1,786,305.55 and 392,217.66

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Solution

The fourth proportional to 1,191,126.33, 1,786,305.55 and 392,217.66 is: 588,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,126.33 : 1,786,305.55 = 392,217.66 : x
  2. Step 2: Convert to fraction form
    1,191,126.33/1,786,305.55 = 392,217.66/x
  3. Step 3: Cross multiply
    1,191,126.33x = 1,786,305.55 × 392,217.66
  4. Step 4: Simplify right side
    1,191,126.33x = 700,620,582,866.01
  5. Step 5: Solve for x
    x = 700,620,582,866.01/1,191,126.33
  6. Step 6: Final answer
    x = 588,200.06

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1.5x scale

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.