Home / 2,382,510.08-3,287,874.56-1,309,491.20

Finding the Fourth Proportional to 2,382,510.08, 3,287,874.56 and 1,309,491.20

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Solution

The fourth proportional to 2,382,510.08, 3,287,874.56 and 1,309,491.20 is: 1,807,103.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,510.08 : 3,287,874.56 = 1,309,491.20 : x
  2. Step 2: Convert to fraction form
    2,382,510.08/3,287,874.56 = 1,309,491.20/x
  3. Step 3: Cross multiply
    2,382,510.08x = 3,287,874.56 × 1,309,491.20
  4. Step 4: Simplify right side
    2,382,510.08x = 4,305,442,803,023.87
  5. Step 5: Solve for x
    x = 4,305,442,803,023.87/2,382,510.08
  6. Step 6: Final answer
    x = 1,807,103.71

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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.