Home / 4,878,277.80-7,317,416.70-2,486,793.30

Finding the Fourth Proportional to 4,878,277.80, 7,317,416.70 and 2,486,793.30

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Solution

The fourth proportional to 4,878,277.80, 7,317,416.70 and 2,486,793.30 is: 3,730,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878,277.80 : 7,317,416.70 = 2,486,793.30 : x
  2. Step 2: Convert to fraction form
    4,878,277.80/7,317,416.70 = 2,486,793.30/x
  3. Step 3: Cross multiply
    4,878,277.80x = 7,317,416.70 × 2,486,793.30
  4. Step 4: Simplify right side
    4,878,277.80x = 18,196,902,822,868.11
  5. Step 5: Solve for x
    x = 18,196,902,822,868.11/4,878,277.80
  6. Step 6: Final answer
    x = 3,730,189.95

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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.