Home / 1,028,425.14-1,543,221-555,100.02

Finding the Fourth Proportional to 1,028,425.14, 1,543,221 and 555,100.02

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Solution

The fourth proportional to 1,028,425.14, 1,543,221 and 555,100.02 is: 832,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,425.14 : 1,543,221 = 555,100.02 : x
  2. Step 2: Convert to fraction form
    1,028,425.14/1,543,221 = 555,100.02/x
  3. Step 3: Cross multiply
    1,028,425.14x = 1,543,221 × 555,100.02
  4. Step 4: Simplify right side
    1,028,425.14x = 856,642,007,964.42
  5. Step 5: Solve for x
    x = 856,642,007,964.42/1,028,425.14
  6. Step 6: Final answer
    x = 832,964.87

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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.