Home / 1,265,619.12-1,898,129.52-466,466.64

Finding the Fourth Proportional to 1,265,619.12, 1,898,129.52 and 466,466.64

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Solution

The fourth proportional to 1,265,619.12, 1,898,129.52 and 466,466.64 is: 699,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,619.12 : 1,898,129.52 = 466,466.64 : x
  2. Step 2: Convert to fraction form
    1,265,619.12/1,898,129.52 = 466,466.64/x
  3. Step 3: Cross multiply
    1,265,619.12x = 1,898,129.52 × 466,466.64
  4. Step 4: Simplify right side
    1,265,619.12x = 885,414,099,479.21
  5. Step 5: Solve for x
    x = 885,414,099,479.21/1,265,619.12
  6. Step 6: Final answer
    x = 699,589.70

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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.