Home / 3,448,148.76-4,758,104.70-1,920,398.04

Finding the Fourth Proportional to 3,448,148.76, 4,758,104.70 and 1,920,398.04

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Solution

The fourth proportional to 3,448,148.76, 4,758,104.70 and 1,920,398.04 is: 2,649,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,148.76 : 4,758,104.70 = 1,920,398.04 : x
  2. Step 2: Convert to fraction form
    3,448,148.76/4,758,104.70 = 1,920,398.04/x
  3. Step 3: Cross multiply
    3,448,148.76x = 4,758,104.70 × 1,920,398.04
  4. Step 4: Simplify right side
    3,448,148.76x = 9,137,454,939,994.79
  5. Step 5: Solve for x
    x = 9,137,454,939,994.79/3,448,148.76
  6. Step 6: Final answer
    x = 2,649,959.61

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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.