Home / 1,145,043.04-1,577,559.84-886,029.28

Finding the Fourth Proportional to 1,145,043.04, 1,577,559.84 and 886,029.28

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Solution

The fourth proportional to 1,145,043.04, 1,577,559.84 and 886,029.28 is: 1,220,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,043.04 : 1,577,559.84 = 886,029.28 : x
  2. Step 2: Convert to fraction form
    1,145,043.04/1,577,559.84 = 886,029.28/x
  3. Step 3: Cross multiply
    1,145,043.04x = 1,577,559.84 × 886,029.28
  4. Step 4: Simplify right side
    1,145,043.04x = 1,397,764,209,192.12
  5. Step 5: Solve for x
    x = 1,397,764,209,192.12/1,145,043.04
  6. Step 6: Final answer
    x = 1,220,708.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.