Home / 2,666,545.92-3,999,844.80-672,001.92

Finding the Fourth Proportional to 2,666,545.92, 3,999,844.80 and 672,001.92

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Solution

The fourth proportional to 2,666,545.92, 3,999,844.80 and 672,001.92 is: 1,008,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,545.92 : 3,999,844.80 = 672,001.92 : x
  2. Step 2: Convert to fraction form
    2,666,545.92/3,999,844.80 = 672,001.92/x
  3. Step 3: Cross multiply
    2,666,545.92x = 3,999,844.80 × 672,001.92
  4. Step 4: Simplify right side
    2,666,545.92x = 2,687,903,385,302.02
  5. Step 5: Solve for x
    x = 2,687,903,385,302.02/2,666,545.92
  6. Step 6: Final answer
    x = 1,008,009.41

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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.