Home / 3,260,463.60-4,890,695.40-2,126,722.80

Finding the Fourth Proportional to 3,260,463.60, 4,890,695.40 and 2,126,722.80

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Solution

The fourth proportional to 3,260,463.60, 4,890,695.40 and 2,126,722.80 is: 3,190,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,463.60 : 4,890,695.40 = 2,126,722.80 : x
  2. Step 2: Convert to fraction form
    3,260,463.60/4,890,695.40 = 2,126,722.80/x
  3. Step 3: Cross multiply
    3,260,463.60x = 4,890,695.40 × 2,126,722.80
  4. Step 4: Simplify right side
    3,260,463.60x = 10,401,153,415,035.12
  5. Step 5: Solve for x
    x = 10,401,153,415,035.12/3,260,463.60
  6. Step 6: Final answer
    x = 3,190,084.20

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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.