Home / 1,028,659.91-1,543,091.45-354,652.61

Finding the Fourth Proportional to 1,028,659.91, 1,543,091.45 and 354,652.61

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Solution

The fourth proportional to 1,028,659.91, 1,543,091.45 and 354,652.61 is: 532,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,659.91 : 1,543,091.45 = 354,652.61 : x
  2. Step 2: Convert to fraction form
    1,028,659.91/1,543,091.45 = 354,652.61/x
  3. Step 3: Cross multiply
    1,028,659.91x = 1,543,091.45 × 354,652.61
  4. Step 4: Simplify right side
    1,028,659.91x = 547,261,400,722.46
  5. Step 5: Solve for x
    x = 547,261,400,722.46/1,028,659.91
  6. Step 6: Final answer
    x = 532,013.93

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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.