Home / 2,379,269.38-3,283,395.90-1,291,541.69

Finding the Fourth Proportional to 2,379,269.38, 3,283,395.90 and 1,291,541.69

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Solution

The fourth proportional to 2,379,269.38, 3,283,395.90 and 1,291,541.69 is: 1,782,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,269.38 : 3,283,395.90 = 1,291,541.69 : x
  2. Step 2: Convert to fraction form
    2,379,269.38/3,283,395.90 = 1,291,541.69/x
  3. Step 3: Cross multiply
    2,379,269.38x = 3,283,395.90 × 1,291,541.69
  4. Step 4: Simplify right side
    2,379,269.38x = 4,240,642,694,653.11
  5. Step 5: Solve for x
    x = 4,240,642,694,653.11/2,379,269.38
  6. Step 6: Final answer
    x = 1,782,329.79

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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.