Home / 3,448,310.08-4,758,815.52-1,920,417.20

Finding the Fourth Proportional to 3,448,310.08, 4,758,815.52 and 1,920,417.20

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Solution

The fourth proportional to 3,448,310.08, 4,758,815.52 and 1,920,417.20 is: 2,650,257.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,310.08 : 4,758,815.52 = 1,920,417.20 : x
  2. Step 2: Convert to fraction form
    3,448,310.08/4,758,815.52 = 1,920,417.20/x
  3. Step 3: Cross multiply
    3,448,310.08x = 4,758,815.52 × 1,920,417.20
  4. Step 4: Simplify right side
    3,448,310.08x = 9,138,911,176,234.94
  5. Step 5: Solve for x
    x = 9,138,911,176,234.94/3,448,310.08
  6. Step 6: Final answer
    x = 2,650,257.95

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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.