Home / 4,680,493.40-7,021,517.70-1,840,698.20

Finding the Fourth Proportional to 4,680,493.40, 7,021,517.70 and 1,840,698.20

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Solution

The fourth proportional to 4,680,493.40, 7,021,517.70 and 1,840,698.20 is: 2,761,353.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,493.40 : 7,021,517.70 = 1,840,698.20 : x
  2. Step 2: Convert to fraction form
    4,680,493.40/7,021,517.70 = 1,840,698.20/x
  3. Step 3: Cross multiply
    4,680,493.40x = 7,021,517.70 × 1,840,698.20
  4. Step 4: Simplify right side
    4,680,493.40x = 12,924,494,991,658.14
  5. Step 5: Solve for x
    x = 12,924,494,991,658.14/4,680,493.40
  6. Step 6: Final answer
    x = 2,761,353.11

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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.