Home / 5,698,149.40-7,863,447.30-3,119,830.84

Finding the Fourth Proportional to 5,698,149.40, 7,863,447.30 and 3,119,830.84

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Solution

The fourth proportional to 5,698,149.40, 7,863,447.30 and 3,119,830.84 is: 4,305,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698,149.40 : 7,863,447.30 = 3,119,830.84 : x
  2. Step 2: Convert to fraction form
    5,698,149.40/7,863,447.30 = 3,119,830.84/x
  3. Step 3: Cross multiply
    5,698,149.40x = 7,863,447.30 × 3,119,830.84
  4. Step 4: Simplify right side
    5,698,149.40x = 24,532,625,395,254.73
  5. Step 5: Solve for x
    x = 24,532,625,395,254.73/5,698,149.40
  6. Step 6: Final answer
    x = 4,305,367.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.