Home / 5,247,591.60-7,871,387.40-3,456,001.20

Finding the Fourth Proportional to 5,247,591.60, 7,871,387.40 and 3,456,001.20

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Solution

The fourth proportional to 5,247,591.60, 7,871,387.40 and 3,456,001.20 is: 5,184,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247,591.60 : 7,871,387.40 = 3,456,001.20 : x
  2. Step 2: Convert to fraction form
    5,247,591.60/7,871,387.40 = 3,456,001.20/x
  3. Step 3: Cross multiply
    5,247,591.60x = 7,871,387.40 × 3,456,001.20
  4. Step 4: Simplify right side
    5,247,591.60x = 27,203,524,300,064.88
  5. Step 5: Solve for x
    x = 27,203,524,300,064.88/5,247,591.60
  6. Step 6: Final answer
    x = 5,184,001.80

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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.