Home / 4,322,948.91-5,965,900.20-2,487,686.55

Finding the Fourth Proportional to 4,322,948.91, 5,965,900.20 and 2,487,686.55

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Solution

The fourth proportional to 4,322,948.91, 5,965,900.20 and 2,487,686.55 is: 3,433,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322,948.91 : 5,965,900.20 = 2,487,686.55 : x
  2. Step 2: Convert to fraction form
    4,322,948.91/5,965,900.20 = 2,487,686.55/x
  3. Step 3: Cross multiply
    4,322,948.91x = 5,965,900.20 × 2,487,686.55
  4. Step 4: Simplify right side
    4,322,948.91x = 14,841,289,686,182.31
  5. Step 5: Solve for x
    x = 14,841,289,686,182.31/4,322,948.91
  6. Step 6: Final answer
    x = 3,433,140.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.