Home / 1,945,534.56-2,918,441.28-747,456.96

Finding the Fourth Proportional to 1,945,534.56, 2,918,441.28 and 747,456.96

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Solution

The fourth proportional to 1,945,534.56, 2,918,441.28 and 747,456.96 is: 1,121,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,534.56 : 2,918,441.28 = 747,456.96 : x
  2. Step 2: Convert to fraction form
    1,945,534.56/2,918,441.28 = 747,456.96/x
  3. Step 3: Cross multiply
    1,945,534.56x = 2,918,441.28 × 747,456.96
  4. Step 4: Simplify right side
    1,945,534.56x = 2,181,409,247,087.31
  5. Step 5: Solve for x
    x = 2,181,409,247,087.31/1,945,534.56
  6. Step 6: Final answer
    x = 1,121,239.01

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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.