Home / 1,031,890.19-1,546,257.20-432,524.61

Finding the Fourth Proportional to 1,031,890.19, 1,546,257.20 and 432,524.61

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Solution

The fourth proportional to 1,031,890.19, 1,546,257.20 and 432,524.61 is: 648,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,890.19 : 1,546,257.20 = 432,524.61 : x
  2. Step 2: Convert to fraction form
    1,031,890.19/1,546,257.20 = 432,524.61/x
  3. Step 3: Cross multiply
    1,031,890.19x = 1,546,257.20 × 432,524.61
  4. Step 4: Simplify right side
    1,031,890.19x = 668,794,290,227.07
  5. Step 5: Solve for x
    x = 668,794,290,227.07/1,031,890.19
  6. Step 6: Final answer
    x = 648,125.45

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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.