Home / 3,176,985.32-4,384,273.30-1,726,680.68

Finding the Fourth Proportional to 3,176,985.32, 4,384,273.30 and 1,726,680.68

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Solution

The fourth proportional to 3,176,985.32, 4,384,273.30 and 1,726,680.68 is: 2,382,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,985.32 : 4,384,273.30 = 1,726,680.68 : x
  2. Step 2: Convert to fraction form
    3,176,985.32/4,384,273.30 = 1,726,680.68/x
  3. Step 3: Cross multiply
    3,176,985.32x = 4,384,273.30 × 1,726,680.68
  4. Step 4: Simplify right side
    3,176,985.32x = 7,570,240,002,949.84
  5. Step 5: Solve for x
    x = 7,570,240,002,949.84/3,176,985.32
  6. Step 6: Final answer
    x = 2,382,837.58

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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.