Home / 2,520,857.68-3,782,968.08-1,307,552.56

Finding the Fourth Proportional to 2,520,857.68, 3,782,968.08 and 1,307,552.56

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Solution

The fourth proportional to 2,520,857.68, 3,782,968.08 and 1,307,552.56 is: 1,962,201.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,857.68 : 3,782,968.08 = 1,307,552.56 : x
  2. Step 2: Convert to fraction form
    2,520,857.68/3,782,968.08 = 1,307,552.56/x
  3. Step 3: Cross multiply
    2,520,857.68x = 3,782,968.08 × 1,307,552.56
  4. Step 4: Simplify right side
    2,520,857.68x = 4,946,429,597,402.29
  5. Step 5: Solve for x
    x = 4,946,429,597,402.29/2,520,857.68
  6. Step 6: Final answer
    x = 1,962,201.05

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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.