Home / 5,214,517.50-7,824,018.27-2,520,868.20

Finding the Fourth Proportional to 5,214,517.50, 7,824,018.27 and 2,520,868.20

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Solution

The fourth proportional to 5,214,517.50, 7,824,018.27 and 2,520,868.20 is: 3,782,386.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,517.50 : 7,824,018.27 = 2,520,868.20 : x
  2. Step 2: Convert to fraction form
    5,214,517.50/7,824,018.27 = 2,520,868.20/x
  3. Step 3: Cross multiply
    5,214,517.50x = 7,824,018.27 × 2,520,868.20
  4. Step 4: Simplify right side
    5,214,517.50x = 19,723,318,853,062.02
  5. Step 5: Solve for x
    x = 19,723,318,853,062.02/5,214,517.50
  6. Step 6: Final answer
    x = 3,782,386.17

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1.5x scale

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.