Home / 1,195,280.82-1,793,097.69-426,718.95

Finding the Fourth Proportional to 1,195,280.82, 1,793,097.69 and 426,718.95

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Solution

The fourth proportional to 1,195,280.82, 1,793,097.69 and 426,718.95 is: 640,141.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,280.82 : 1,793,097.69 = 426,718.95 : x
  2. Step 2: Convert to fraction form
    1,195,280.82/1,793,097.69 = 426,718.95/x
  3. Step 3: Cross multiply
    1,195,280.82x = 1,793,097.69 × 426,718.95
  4. Step 4: Simplify right side
    1,195,280.82x = 765,148,763,524.23
  5. Step 5: Solve for x
    x = 765,148,763,524.23/1,195,280.82
  6. Step 6: Final answer
    x = 640,141.42

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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.