Home / 1,275,511.29-1,908,773.20-795,964.74

Finding the Fourth Proportional to 1,275,511.29, 1,908,773.20 and 795,964.74

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Solution

The fourth proportional to 1,275,511.29, 1,908,773.20 and 795,964.74 is: 1,191,142.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,511.29 : 1,908,773.20 = 795,964.74 : x
  2. Step 2: Convert to fraction form
    1,275,511.29/1,908,773.20 = 795,964.74/x
  3. Step 3: Cross multiply
    1,275,511.29x = 1,908,773.20 × 795,964.74
  4. Step 4: Simplify right side
    1,275,511.29x = 1,519,316,163,856.97
  5. Step 5: Solve for x
    x = 1,519,316,163,856.97/1,275,511.29
  6. Step 6: Final answer
    x = 1,191,142.86

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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.