Home / 2,832,513.22-3,908,868.81-1,543,353.61

Finding the Fourth Proportional to 2,832,513.22, 3,908,868.81 and 1,543,353.61

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Solution

The fourth proportional to 2,832,513.22, 3,908,868.81 and 1,543,353.61 is: 2,129,828.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,513.22 : 3,908,868.81 = 1,543,353.61 : x
  2. Step 2: Convert to fraction form
    2,832,513.22/3,908,868.81 = 1,543,353.61/x
  3. Step 3: Cross multiply
    2,832,513.22x = 3,908,868.81 × 1,543,353.61
  4. Step 4: Simplify right side
    2,832,513.22x = 6,032,766,788,929.90
  5. Step 5: Solve for x
    x = 6,032,766,788,929.90/2,832,513.22
  6. Step 6: Final answer
    x = 2,129,828.29

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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.