Home / 1,180,309.20-1,770,901.20-381,616.80

Finding the Fourth Proportional to 1,180,309.20, 1,770,901.20 and 381,616.80

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Solution

The fourth proportional to 1,180,309.20, 1,770,901.20 and 381,616.80 is: 572,566.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,309.20 : 1,770,901.20 = 381,616.80 : x
  2. Step 2: Convert to fraction form
    1,180,309.20/1,770,901.20 = 381,616.80/x
  3. Step 3: Cross multiply
    1,180,309.20x = 1,770,901.20 × 381,616.80
  4. Step 4: Simplify right side
    1,180,309.20x = 675,805,649,060.16
  5. Step 5: Solve for x
    x = 675,805,649,060.16/1,180,309.20
  6. Step 6: Final answer
    x = 572,566.62

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1.5x scale

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.