Home / 1,231,631.10-1,847,446.65-808,616.70

Finding the Fourth Proportional to 1,231,631.10, 1,847,446.65 and 808,616.70

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Solution

The fourth proportional to 1,231,631.10, 1,847,446.65 and 808,616.70 is: 1,212,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,631.10 : 1,847,446.65 = 808,616.70 : x
  2. Step 2: Convert to fraction form
    1,231,631.10/1,847,446.65 = 808,616.70/x
  3. Step 3: Cross multiply
    1,231,631.10x = 1,847,446.65 × 808,616.70
  4. Step 4: Simplify right side
    1,231,631.10x = 1,493,876,213,549.06
  5. Step 5: Solve for x
    x = 1,493,876,213,549.06/1,231,631.10
  6. Step 6: Final answer
    x = 1,212,925.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.