Home / 3,385,685.13-5,078,822.94-956,863.91

Finding the Fourth Proportional to 3,385,685.13, 5,078,822.94 and 956,863.91

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Solution

The fourth proportional to 3,385,685.13, 5,078,822.94 and 956,863.91 is: 1,435,379.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,685.13 : 5,078,822.94 = 956,863.91 : x
  2. Step 2: Convert to fraction form
    3,385,685.13/5,078,822.94 = 956,863.91/x
  3. Step 3: Cross multiply
    3,385,685.13x = 5,078,822.94 × 956,863.91
  4. Step 4: Simplify right side
    3,385,685.13x = 4,859,742,377,670.14
  5. Step 5: Solve for x
    x = 4,859,742,377,670.14/3,385,685.13
  6. Step 6: Final answer
    x = 1,435,379.31

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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.