Home / 3,485,156.80-5,227,994.40-1,241,003.20

Finding the Fourth Proportional to 3,485,156.80, 5,227,994.40 and 1,241,003.20

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Solution

The fourth proportional to 3,485,156.80, 5,227,994.40 and 1,241,003.20 is: 1,861,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,156.80 : 5,227,994.40 = 1,241,003.20 : x
  2. Step 2: Convert to fraction form
    3,485,156.80/5,227,994.40 = 1,241,003.20/x
  3. Step 3: Cross multiply
    3,485,156.80x = 5,227,994.40 × 1,241,003.20
  4. Step 4: Simplify right side
    3,485,156.80x = 6,487,957,779,982.08
  5. Step 5: Solve for x
    x = 6,487,957,779,982.08/3,485,156.80
  6. Step 6: Final answer
    x = 1,861,597.10

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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.