Home / 3,485,511.20-5,228,266.80-1,241,722.40

Finding the Fourth Proportional to 3,485,511.20, 5,228,266.80 and 1,241,722.40

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Solution

The fourth proportional to 3,485,511.20, 5,228,266.80 and 1,241,722.40 is: 1,862,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,511.20 : 5,228,266.80 = 1,241,722.40 : x
  2. Step 2: Convert to fraction form
    3,485,511.20/5,228,266.80 = 1,241,722.40/x
  3. Step 3: Cross multiply
    3,485,511.20x = 5,228,266.80 × 1,241,722.40
  4. Step 4: Simplify right side
    3,485,511.20x = 6,492,055,998,736.32
  5. Step 5: Solve for x
    x = 6,492,055,998,736.32/3,485,511.20
  6. Step 6: Final answer
    x = 1,862,583.60

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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.