Home / 2,832,511.36-3,908,866.12-1,543,351.86

Finding the Fourth Proportional to 2,832,511.36, 3,908,866.12 and 1,543,351.86

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Solution

The fourth proportional to 2,832,511.36, 3,908,866.12 and 1,543,351.86 is: 2,129,825.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,511.36 : 3,908,866.12 = 1,543,351.86 : x
  2. Step 2: Convert to fraction form
    2,832,511.36/3,908,866.12 = 1,543,351.86/x
  3. Step 3: Cross multiply
    2,832,511.36x = 3,908,866.12 × 1,543,351.86
  4. Step 4: Simplify right side
    2,832,511.36x = 6,032,755,796,792.98
  5. Step 5: Solve for x
    x = 6,032,755,796,792.98/2,832,511.36
  6. Step 6: Final answer
    x = 2,129,825.81

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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.