Home / 2,272,005.12-3,405,615.30-755,281.02

Finding the Fourth Proportional to 2,272,005.12, 3,405,615.30 and 755,281.02

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Solution

The fourth proportional to 2,272,005.12, 3,405,615.30 and 755,281.02 is: 1,132,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,005.12 : 3,405,615.30 = 755,281.02 : x
  2. Step 2: Convert to fraction form
    2,272,005.12/3,405,615.30 = 755,281.02/x
  3. Step 3: Cross multiply
    2,272,005.12x = 3,405,615.30 × 755,281.02
  4. Step 4: Simplify right side
    2,272,005.12x = 2,572,196,597,511.61
  5. Step 5: Solve for x
    x = 2,572,196,597,511.61/2,272,005.12
  6. Step 6: Final answer
    x = 1,132,126.23

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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.