Home / 2,379,007.23-3,283,033.30-1,291,279.04

Finding the Fourth Proportional to 2,379,007.23, 3,283,033.30 and 1,291,279.04

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Solution

The fourth proportional to 2,379,007.23, 3,283,033.30 and 1,291,279.04 is: 1,781,966.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,007.23 : 3,283,033.30 = 1,291,279.04 : x
  2. Step 2: Convert to fraction form
    2,379,007.23/3,283,033.30 = 1,291,279.04/x
  3. Step 3: Cross multiply
    2,379,007.23x = 3,283,033.30 × 1,291,279.04
  4. Step 4: Simplify right side
    2,379,007.23x = 4,239,312,071,496.87
  5. Step 5: Solve for x
    x = 4,239,312,071,496.87/2,379,007.23
  6. Step 6: Final answer
    x = 1,781,966.87

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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.