Home / 3,854,288.40-5,781,436.78-1,158,613.34

Finding the Fourth Proportional to 3,854,288.40, 5,781,436.78 and 1,158,613.34

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Solution

The fourth proportional to 3,854,288.40, 5,781,436.78 and 1,158,613.34 is: 1,737,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,288.40 : 5,781,436.78 = 1,158,613.34 : x
  2. Step 2: Convert to fraction form
    3,854,288.40/5,781,436.78 = 1,158,613.34/x
  3. Step 3: Cross multiply
    3,854,288.40x = 5,781,436.78 × 1,158,613.34
  4. Step 4: Simplify right side
    3,854,288.40x = 6,698,449,777,674.65
  5. Step 5: Solve for x
    x = 6,698,449,777,674.65/3,854,288.40
  6. Step 6: Final answer
    x = 1,737,921.27

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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.