Home / 4,255,711.19-5,866,020.86-2,878,552.68

Finding the Fourth Proportional to 4,255,711.19, 5,866,020.86 and 2,878,552.68

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Solution

The fourth proportional to 4,255,711.19, 5,866,020.86 and 2,878,552.68 is: 3,967,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255,711.19 : 5,866,020.86 = 2,878,552.68 : x
  2. Step 2: Convert to fraction form
    4,255,711.19/5,866,020.86 = 2,878,552.68/x
  3. Step 3: Cross multiply
    4,255,711.19x = 5,866,020.86 × 2,878,552.68
  4. Step 4: Simplify right side
    4,255,711.19x = 16,885,650,067,488.91
  5. Step 5: Solve for x
    x = 16,885,650,067,488.91/4,255,711.19
  6. Step 6: Final answer
    x = 3,967,762.22

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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.