Home / 1,025,649.22-1,538,924.19-545,763.91

Finding the Fourth Proportional to 1,025,649.22, 1,538,924.19 and 545,763.91

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Solution

The fourth proportional to 1,025,649.22, 1,538,924.19 and 545,763.91 is: 818,885.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,649.22 : 1,538,924.19 = 545,763.91 : x
  2. Step 2: Convert to fraction form
    1,025,649.22/1,538,924.19 = 545,763.91/x
  3. Step 3: Cross multiply
    1,025,649.22x = 1,538,924.19 × 545,763.91
  4. Step 4: Simplify right side
    1,025,649.22x = 839,889,283,127.98
  5. Step 5: Solve for x
    x = 839,889,283,127.98/1,025,649.22
  6. Step 6: Final answer
    x = 818,885.51

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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.