Home / 2,176,250.10-3,266,999.55-1,217,469.30

Finding the Fourth Proportional to 2,176,250.10, 3,266,999.55 and 1,217,469.30

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Solution

The fourth proportional to 2,176,250.10, 3,266,999.55 and 1,217,469.30 is: 1,827,672.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,250.10 : 3,266,999.55 = 1,217,469.30 : x
  2. Step 2: Convert to fraction form
    2,176,250.10/3,266,999.55 = 1,217,469.30/x
  3. Step 3: Cross multiply
    2,176,250.10x = 3,266,999.55 × 1,217,469.30
  4. Step 4: Simplify right side
    2,176,250.10x = 3,977,471,655,238.82
  5. Step 5: Solve for x
    x = 3,977,471,655,238.82/2,176,250.10
  6. Step 6: Final answer
    x = 1,827,672.13

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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.