Home / 2,079,999.30-3,113,778.15-1,238,117.70

Finding the Fourth Proportional to 2,079,999.30, 3,113,778.15 and 1,238,117.70

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Solution

The fourth proportional to 2,079,999.30, 3,113,778.15 and 1,238,117.70 is: 1,853,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,999.30 : 3,113,778.15 = 1,238,117.70 : x
  2. Step 2: Convert to fraction form
    2,079,999.30/3,113,778.15 = 1,238,117.70/x
  3. Step 3: Cross multiply
    2,079,999.30x = 3,113,778.15 × 1,238,117.70
  4. Step 4: Simplify right side
    2,079,999.30x = 3,855,223,841,388.26
  5. Step 5: Solve for x
    x = 3,855,223,841,388.26/2,079,999.30
  6. Step 6: Final answer
    x = 1,853,473.62

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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.