Home / 3,408,859.60-5,112,079.80-1,512,206.80

Finding the Fourth Proportional to 3,408,859.60, 5,112,079.80 and 1,512,206.80

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Solution

The fourth proportional to 3,408,859.60, 5,112,079.80 and 1,512,206.80 is: 2,267,773.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,859.60 : 5,112,079.80 = 1,512,206.80 : x
  2. Step 2: Convert to fraction form
    3,408,859.60/5,112,079.80 = 1,512,206.80/x
  3. Step 3: Cross multiply
    3,408,859.60x = 5,112,079.80 × 1,512,206.80
  4. Step 4: Simplify right side
    3,408,859.60x = 7,730,521,835,702.64
  5. Step 5: Solve for x
    x = 7,730,521,835,702.64/3,408,859.60
  6. Step 6: Final answer
    x = 2,267,773.61

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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.