Home / 3,177,528.12-4,385,468.22-1,937,857.79

Finding the Fourth Proportional to 3,177,528.12, 4,385,468.22 and 1,937,857.79

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Solution

The fourth proportional to 3,177,528.12, 4,385,468.22 and 1,937,857.79 is: 2,674,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,528.12 : 4,385,468.22 = 1,937,857.79 : x
  2. Step 2: Convert to fraction form
    3,177,528.12/4,385,468.22 = 1,937,857.79/x
  3. Step 3: Cross multiply
    3,177,528.12x = 4,385,468.22 × 1,937,857.79
  4. Step 4: Simplify right side
    3,177,528.12x = 8,498,413,752,924.43
  5. Step 5: Solve for x
    x = 8,498,413,752,924.43/3,177,528.12
  6. Step 6: Final answer
    x = 2,674,536.13

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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.