Home / 1,449,990.69-2,001,545.19-966,379.38

Finding the Fourth Proportional to 1,449,990.69, 2,001,545.19 and 966,379.38

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Solution

The fourth proportional to 1,449,990.69, 2,001,545.19 and 966,379.38 is: 1,333,975.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,990.69 : 2,001,545.19 = 966,379.38 : x
  2. Step 2: Convert to fraction form
    1,449,990.69/2,001,545.19 = 966,379.38/x
  3. Step 3: Cross multiply
    1,449,990.69x = 2,001,545.19 × 966,379.38
  4. Step 4: Simplify right side
    1,449,990.69x = 1,934,251,999,754.18
  5. Step 5: Solve for x
    x = 1,934,251,999,754.18/1,449,990.69
  6. Step 6: Final answer
    x = 1,333,975.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.