Home / 1,080,839.10-1,491,563.80-590,809.28

Finding the Fourth Proportional to 1,080,839.10, 1,491,563.80 and 590,809.28

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Solution

The fourth proportional to 1,080,839.10, 1,491,563.80 and 590,809.28 is: 815,320.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,839.10 : 1,491,563.80 = 590,809.28 : x
  2. Step 2: Convert to fraction form
    1,080,839.10/1,491,563.80 = 590,809.28/x
  3. Step 3: Cross multiply
    1,080,839.10x = 1,491,563.80 × 590,809.28
  4. Step 4: Simplify right side
    1,080,839.10x = 881,229,734,752.06
  5. Step 5: Solve for x
    x = 881,229,734,752.06/1,080,839.10
  6. Step 6: Final answer
    x = 815,320.00

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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.