Home / 1,148,310.92-1,583,026.44-807,722.12

Finding the Fourth Proportional to 1,148,310.92, 1,583,026.44 and 807,722.12

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Solution

The fourth proportional to 1,148,310.92, 1,583,026.44 and 807,722.12 is: 1,113,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,310.92 : 1,583,026.44 = 807,722.12 : x
  2. Step 2: Convert to fraction form
    1,148,310.92/1,583,026.44 = 807,722.12/x
  3. Step 3: Cross multiply
    1,148,310.92x = 1,583,026.44 × 807,722.12
  4. Step 4: Simplify right side
    1,148,310.92x = 1,278,645,472,132.85
  5. Step 5: Solve for x
    x = 1,278,645,472,132.85/1,148,310.92
  6. Step 6: Final answer
    x = 1,113,501.10

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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.