Home / 3,146,766.80-4,341,418.44-1,856,961.68

Finding the Fourth Proportional to 3,146,766.80, 4,341,418.44 and 1,856,961.68

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Solution

The fourth proportional to 3,146,766.80, 4,341,418.44 and 1,856,961.68 is: 2,561,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,766.80 : 4,341,418.44 = 1,856,961.68 : x
  2. Step 2: Convert to fraction form
    3,146,766.80/4,341,418.44 = 1,856,961.68/x
  3. Step 3: Cross multiply
    3,146,766.80x = 4,341,418.44 × 1,856,961.68
  4. Step 4: Simplify right side
    3,146,766.80x = 8,061,847,679,925.38
  5. Step 5: Solve for x
    x = 8,061,847,679,925.38/3,146,766.80
  6. Step 6: Final answer
    x = 2,561,946.34

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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.