Home / 1,507,625.28-2,080,543.17-819,310.80

Finding the Fourth Proportional to 1,507,625.28, 2,080,543.17 and 819,310.80

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Solution

The fourth proportional to 1,507,625.28, 2,080,543.17 and 819,310.80 is: 1,130,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,625.28 : 2,080,543.17 = 819,310.80 : x
  2. Step 2: Convert to fraction form
    1,507,625.28/2,080,543.17 = 819,310.80/x
  3. Step 3: Cross multiply
    1,507,625.28x = 2,080,543.17 × 819,310.80
  4. Step 4: Simplify right side
    1,507,625.28x = 1,704,611,489,047.24
  5. Step 5: Solve for x
    x = 1,704,611,489,047.24/1,507,625.28
  6. Step 6: Final answer
    x = 1,130,659.93

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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.