Home / 1,195,281.82-1,793,099.19-426,719.95

Finding the Fourth Proportional to 1,195,281.82, 1,793,099.19 and 426,719.95

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Solution

The fourth proportional to 1,195,281.82, 1,793,099.19 and 426,719.95 is: 640,142.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,281.82 : 1,793,099.19 = 426,719.95 : x
  2. Step 2: Convert to fraction form
    1,195,281.82/1,793,099.19 = 426,719.95/x
  3. Step 3: Cross multiply
    1,195,281.82x = 1,793,099.19 × 426,719.95
  4. Step 4: Simplify right side
    1,195,281.82x = 765,151,196,701.84
  5. Step 5: Solve for x
    x = 765,151,196,701.84/1,195,281.82
  6. Step 6: Final answer
    x = 640,142.92

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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.