Home / 2,114,414.82-2,917,894.68-1,147,545.72

Finding the Fourth Proportional to 2,114,414.82, 2,917,894.68 and 1,147,545.72

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Solution

The fourth proportional to 2,114,414.82, 2,917,894.68 and 1,147,545.72 is: 1,583,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,414.82 : 2,917,894.68 = 1,147,545.72 : x
  2. Step 2: Convert to fraction form
    2,114,414.82/2,917,894.68 = 1,147,545.72/x
  3. Step 3: Cross multiply
    2,114,414.82x = 2,917,894.68 × 1,147,545.72
  4. Step 4: Simplify right side
    2,114,414.82x = 3,348,417,551,444.77
  5. Step 5: Solve for x
    x = 3,348,417,551,444.77/2,114,414.82
  6. Step 6: Final answer
    x = 1,583,614.30

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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.