Home / 3,347,101.85-5,018,657.13-1,325,635.88

Finding the Fourth Proportional to 3,347,101.85, 5,018,657.13 and 1,325,635.88

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Solution

The fourth proportional to 3,347,101.85, 5,018,657.13 and 1,325,635.88 is: 1,987,663.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,101.85 : 5,018,657.13 = 1,325,635.88 : x
  2. Step 2: Convert to fraction form
    3,347,101.85/5,018,657.13 = 1,325,635.88/x
  3. Step 3: Cross multiply
    3,347,101.85x = 5,018,657.13 × 1,325,635.88
  4. Step 4: Simplify right side
    3,347,101.85x = 6,652,911,935,852.54
  5. Step 5: Solve for x
    x = 6,652,911,935,852.54/3,347,101.85
  6. Step 6: Final answer
    x = 1,987,663.43

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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.