Home / 1,170,533.20-1,755,940.49-412,217.95

Finding the Fourth Proportional to 1,170,533.20, 1,755,940.49 and 412,217.95

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Solution

The fourth proportional to 1,170,533.20, 1,755,940.49 and 412,217.95 is: 618,376.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,533.20 : 1,755,940.49 = 412,217.95 : x
  2. Step 2: Convert to fraction form
    1,170,533.20/1,755,940.49 = 412,217.95/x
  3. Step 3: Cross multiply
    1,170,533.20x = 1,755,940.49 × 412,217.95
  4. Step 4: Simplify right side
    1,170,533.20x = 723,830,189,109.80
  5. Step 5: Solve for x
    x = 723,830,189,109.80/1,170,533.20
  6. Step 6: Final answer
    x = 618,376.47

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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.