Home / 2,832,511.13-3,908,865.92-1,543,351.52

Finding the Fourth Proportional to 2,832,511.13, 3,908,865.92 and 1,543,351.52

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Solution

The fourth proportional to 2,832,511.13, 3,908,865.92 and 1,543,351.52 is: 2,129,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,511.13 : 3,908,865.92 = 1,543,351.52 : x
  2. Step 2: Convert to fraction form
    2,832,511.13/3,908,865.92 = 1,543,351.52/x
  3. Step 3: Cross multiply
    2,832,511.13x = 3,908,865.92 × 1,543,351.52
  4. Step 4: Simplify right side
    2,832,511.13x = 6,032,754,159,108.20
  5. Step 5: Solve for x
    x = 6,032,754,159,108.20/2,832,511.13
  6. Step 6: Final answer
    x = 2,129,825.40

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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.