Home / 3,218,848.20-4,828,272.30-3,169,081.80

Finding the Fourth Proportional to 3,218,848.20, 4,828,272.30 and 3,169,081.80

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Solution

The fourth proportional to 3,218,848.20, 4,828,272.30 and 3,169,081.80 is: 4,753,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,848.20 : 4,828,272.30 = 3,169,081.80 : x
  2. Step 2: Convert to fraction form
    3,218,848.20/4,828,272.30 = 3,169,081.80/x
  3. Step 3: Cross multiply
    3,218,848.20x = 4,828,272.30 × 3,169,081.80
  4. Step 4: Simplify right side
    3,218,848.20x = 15,301,189,871,374.14
  5. Step 5: Solve for x
    x = 15,301,189,871,374.14/3,218,848.20
  6. Step 6: Final answer
    x = 4,753,622.70

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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.