Home / 2,649,278.40-3,973,917.60-654,734.40

Finding the Fourth Proportional to 2,649,278.40, 3,973,917.60 and 654,734.40

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Solution

The fourth proportional to 2,649,278.40, 3,973,917.60 and 654,734.40 is: 982,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,278.40 : 3,973,917.60 = 654,734.40 : x
  2. Step 2: Convert to fraction form
    2,649,278.40/3,973,917.60 = 654,734.40/x
  3. Step 3: Cross multiply
    2,649,278.40x = 3,973,917.60 × 654,734.40
  4. Step 4: Simplify right side
    2,649,278.40x = 2,601,860,555,485.44
  5. Step 5: Solve for x
    x = 2,601,860,555,485.44/2,649,278.40
  6. Step 6: Final answer
    x = 982,101.60

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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.