Home / 1,080,659.17-1,491,314.28-590,638.55

Finding the Fourth Proportional to 1,080,659.17, 1,491,314.28 and 590,638.55

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Solution

The fourth proportional to 1,080,659.17, 1,491,314.28 and 590,638.55 is: 815,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,659.17 : 1,491,314.28 = 590,638.55 : x
  2. Step 2: Convert to fraction form
    1,080,659.17/1,491,314.28 = 590,638.55/x
  3. Step 3: Cross multiply
    1,080,659.17x = 1,491,314.28 × 590,638.55
  4. Step 4: Simplify right side
    1,080,659.17x = 880,827,703,933.49
  5. Step 5: Solve for x
    x = 880,827,703,933.49/1,080,659.17
  6. Step 6: Final answer
    x = 815,083.73

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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.