Home / 1,191,864.06-1,787,234.13-433,171.86

Finding the Fourth Proportional to 1,191,864.06, 1,787,234.13 and 433,171.86

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Solution

The fourth proportional to 1,191,864.06, 1,787,234.13 and 433,171.86 is: 649,553.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,864.06 : 1,787,234.13 = 433,171.86 : x
  2. Step 2: Convert to fraction form
    1,191,864.06/1,787,234.13 = 433,171.86/x
  3. Step 3: Cross multiply
    1,191,864.06x = 1,787,234.13 × 433,171.86
  4. Step 4: Simplify right side
    1,191,864.06x = 774,179,532,347.58
  5. Step 5: Solve for x
    x = 774,179,532,347.58/1,191,864.06
  6. Step 6: Final answer
    x = 649,553.55

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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.