Home / 3,665,818.12-5,502,749.64-2,912,501.92

Finding the Fourth Proportional to 3,665,818.12, 5,502,749.64 and 2,912,501.92

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Solution

The fourth proportional to 3,665,818.12, 5,502,749.64 and 2,912,501.92 is: 4,371,948.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665,818.12 : 5,502,749.64 = 2,912,501.92 : x
  2. Step 2: Convert to fraction form
    3,665,818.12/5,502,749.64 = 2,912,501.92/x
  3. Step 3: Cross multiply
    3,665,818.12x = 5,502,749.64 × 2,912,501.92
  4. Step 4: Simplify right side
    3,665,818.12x = 16,026,768,891,779.31
  5. Step 5: Solve for x
    x = 16,026,768,891,779.31/3,665,818.12
  6. Step 6: Final answer
    x = 4,371,948.73

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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.