Home / 3,480,672.16-5,221,149.45-1,658,099.80

Finding the Fourth Proportional to 3,480,672.16, 5,221,149.45 and 1,658,099.80

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Solution

The fourth proportional to 3,480,672.16, 5,221,149.45 and 1,658,099.80 is: 2,487,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,672.16 : 5,221,149.45 = 1,658,099.80 : x
  2. Step 2: Convert to fraction form
    3,480,672.16/5,221,149.45 = 1,658,099.80/x
  3. Step 3: Cross multiply
    3,480,672.16x = 5,221,149.45 × 1,658,099.80
  4. Step 4: Simplify right side
    3,480,672.16x = 8,657,186,858,815.11
  5. Step 5: Solve for x
    x = 8,657,186,858,815.11/3,480,672.16
  6. Step 6: Final answer
    x = 2,487,216.97

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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.