Home / 2,520,534.40-3,780,801.60-2,487,356.80

Finding the Fourth Proportional to 2,520,534.40, 3,780,801.60 and 2,487,356.80

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Solution

The fourth proportional to 2,520,534.40, 3,780,801.60 and 2,487,356.80 is: 3,731,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,534.40 : 3,780,801.60 = 2,487,356.80 : x
  2. Step 2: Convert to fraction form
    2,520,534.40/3,780,801.60 = 2,487,356.80/x
  3. Step 3: Cross multiply
    2,520,534.40x = 3,780,801.60 × 2,487,356.80
  4. Step 4: Simplify right side
    2,520,534.40x = 9,404,202,569,210.88
  5. Step 5: Solve for x
    x = 9,404,202,569,210.88/2,520,534.40
  6. Step 6: Final answer
    x = 3,731,035.20

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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.