Home / 2,520,480.40-3,780,720.60-2,487,302.80

Finding the Fourth Proportional to 2,520,480.40, 3,780,720.60 and 2,487,302.80

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Solution

The fourth proportional to 2,520,480.40, 3,780,720.60 and 2,487,302.80 is: 3,730,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,480.40 : 3,780,720.60 = 2,487,302.80 : x
  2. Step 2: Convert to fraction form
    2,520,480.40/3,780,720.60 = 2,487,302.80/x
  3. Step 3: Cross multiply
    2,520,480.40x = 3,780,720.60 × 2,487,302.80
  4. Step 4: Simplify right side
    2,520,480.40x = 9,403,796,934,397.68
  5. Step 5: Solve for x
    x = 9,403,796,934,397.68/2,520,480.40
  6. Step 6: Final answer
    x = 3,730,954.20

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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.