Home / 2,009,548.80-3,009,657.60-1,375,027.20

Finding the Fourth Proportional to 2,009,548.80, 3,009,657.60 and 1,375,027.20

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Solution

The fourth proportional to 2,009,548.80, 3,009,657.60 and 1,375,027.20 is: 2,059,348.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,548.80 : 3,009,657.60 = 1,375,027.20 : x
  2. Step 2: Convert to fraction form
    2,009,548.80/3,009,657.60 = 1,375,027.20/x
  3. Step 3: Cross multiply
    2,009,548.80x = 3,009,657.60 × 1,375,027.20
  4. Step 4: Simplify right side
    2,009,548.80x = 4,138,361,062,686.72
  5. Step 5: Solve for x
    x = 4,138,361,062,686.72/2,009,548.80
  6. Step 6: Final answer
    x = 2,059,348.38

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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.