Home / 2,722,234.60-4,078,686.30-1,775,117.80

Finding the Fourth Proportional to 2,722,234.60, 4,078,686.30 and 1,775,117.80

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Solution

The fourth proportional to 2,722,234.60, 4,078,686.30 and 1,775,117.80 is: 2,659,634.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,234.60 : 4,078,686.30 = 1,775,117.80 : x
  2. Step 2: Convert to fraction form
    2,722,234.60/4,078,686.30 = 1,775,117.80/x
  3. Step 3: Cross multiply
    2,722,234.60x = 4,078,686.30 × 1,775,117.80
  4. Step 4: Simplify right side
    2,722,234.60x = 7,240,148,651,746.14
  5. Step 5: Solve for x
    x = 7,240,148,651,746.14/2,722,234.60
  6. Step 6: Final answer
    x = 2,659,634.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.