Home / 1,230,461.10-1,845,691.65-1,183,221.90

Finding the Fourth Proportional to 1,230,461.10, 1,845,691.65 and 1,183,221.90

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Solution

The fourth proportional to 1,230,461.10, 1,845,691.65 and 1,183,221.90 is: 1,774,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,461.10 : 1,845,691.65 = 1,183,221.90 : x
  2. Step 2: Convert to fraction form
    1,230,461.10/1,845,691.65 = 1,183,221.90/x
  3. Step 3: Cross multiply
    1,230,461.10x = 1,845,691.65 × 1,183,221.90
  4. Step 4: Simplify right side
    1,230,461.10x = 2,183,862,780,927.13
  5. Step 5: Solve for x
    x = 2,183,862,780,927.13/1,230,461.10
  6. Step 6: Final answer
    x = 1,774,832.85

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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.