Home / 3,534,498.20-5,301,747.30-1,290,344.60

Finding the Fourth Proportional to 3,534,498.20, 5,301,747.30 and 1,290,344.60

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Solution

The fourth proportional to 3,534,498.20, 5,301,747.30 and 1,290,344.60 is: 1,935,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,498.20 : 5,301,747.30 = 1,290,344.60 : x
  2. Step 2: Convert to fraction form
    3,534,498.20/5,301,747.30 = 1,290,344.60/x
  3. Step 3: Cross multiply
    3,534,498.20x = 5,301,747.30 × 1,290,344.60
  4. Step 4: Simplify right side
    3,534,498.20x = 6,841,080,999,119.58
  5. Step 5: Solve for x
    x = 6,841,080,999,119.58/3,534,498.20
  6. Step 6: Final answer
    x = 1,935,516.90

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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.