Home / 1,646,705.71-2,472,885.28-1,010,743.88

Finding the Fourth Proportional to 1,646,705.71, 2,472,885.28 and 1,010,743.88

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Solution

The fourth proportional to 1,646,705.71, 2,472,885.28 and 1,010,743.88 is: 1,517,850.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,705.71 : 2,472,885.28 = 1,010,743.88 : x
  2. Step 2: Convert to fraction form
    1,646,705.71/2,472,885.28 = 1,010,743.88/x
  3. Step 3: Cross multiply
    1,646,705.71x = 2,472,885.28 × 1,010,743.88
  4. Step 4: Simplify right side
    1,646,705.71x = 2,499,453,651,601.09
  5. Step 5: Solve for x
    x = 2,499,453,651,601.09/1,646,705.71
  6. Step 6: Final answer
    x = 1,517,850.85

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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.