Home / 3,108,820.50-4,663,397.15-979,070.46

Finding the Fourth Proportional to 3,108,820.50, 4,663,397.15 and 979,070.46

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Solution

The fourth proportional to 3,108,820.50, 4,663,397.15 and 979,070.46 is: 1,468,658.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,820.50 : 4,663,397.15 = 979,070.46 : x
  2. Step 2: Convert to fraction form
    3,108,820.50/4,663,397.15 = 979,070.46/x
  3. Step 3: Cross multiply
    3,108,820.50x = 4,663,397.15 × 979,070.46
  4. Step 4: Simplify right side
    3,108,820.50x = 4,565,794,392,813.19
  5. Step 5: Solve for x
    x = 4,565,794,392,813.19/3,108,820.50
  6. Step 6: Final answer
    x = 1,468,658.09

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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.