Home / 2,240,254.86-3,091,785.06-1,380,793.02

Finding the Fourth Proportional to 2,240,254.86, 3,091,785.06 and 1,380,793.02

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Solution

The fourth proportional to 2,240,254.86, 3,091,785.06 and 1,380,793.02 is: 1,905,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,254.86 : 3,091,785.06 = 1,380,793.02 : x
  2. Step 2: Convert to fraction form
    2,240,254.86/3,091,785.06 = 1,380,793.02/x
  3. Step 3: Cross multiply
    2,240,254.86x = 3,091,785.06 × 1,380,793.02
  4. Step 4: Simplify right side
    2,240,254.86x = 4,269,115,230,188.28
  5. Step 5: Solve for x
    x = 4,269,115,230,188.28/2,240,254.86
  6. Step 6: Final answer
    x = 1,905,638.20

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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.