Home / 2,587,897.20-3,882,364.20-2,170,066.80

Finding the Fourth Proportional to 2,587,897.20, 3,882,364.20 and 2,170,066.80

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Solution

The fourth proportional to 2,587,897.20, 3,882,364.20 and 2,170,066.80 is: 3,255,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,897.20 : 3,882,364.20 = 2,170,066.80 : x
  2. Step 2: Convert to fraction form
    2,587,897.20/3,882,364.20 = 2,170,066.80/x
  3. Step 3: Cross multiply
    2,587,897.20x = 3,882,364.20 × 2,170,066.80
  4. Step 4: Simplify right side
    2,587,897.20x = 8,424,989,655,928.56
  5. Step 5: Solve for x
    x = 8,424,989,655,928.56/2,587,897.20
  6. Step 6: Final answer
    x = 3,255,534.90

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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.