Home / 1,465,212.80-2,195,194.80-1,255,260.80

Finding the Fourth Proportional to 1,465,212.80, 2,195,194.80 and 1,255,260.80

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Solution

The fourth proportional to 1,465,212.80, 2,195,194.80 and 1,255,260.80 is: 1,880,642.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,212.80 : 2,195,194.80 = 1,255,260.80 : x
  2. Step 2: Convert to fraction form
    1,465,212.80/2,195,194.80 = 1,255,260.80/x
  3. Step 3: Cross multiply
    1,465,212.80x = 2,195,194.80 × 1,255,260.80
  4. Step 4: Simplify right side
    1,465,212.80x = 2,755,541,980,803.84
  5. Step 5: Solve for x
    x = 2,755,541,980,803.84/1,465,212.80
  6. Step 6: Final answer
    x = 1,880,642.85

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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.