Home / 2,681,846.70-4,019,659.65-1,083,360.30

Finding the Fourth Proportional to 2,681,846.70, 4,019,659.65 and 1,083,360.30

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Solution

The fourth proportional to 2,681,846.70, 4,019,659.65 and 1,083,360.30 is: 1,623,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,846.70 : 4,019,659.65 = 1,083,360.30 : x
  2. Step 2: Convert to fraction form
    2,681,846.70/4,019,659.65 = 1,083,360.30/x
  3. Step 3: Cross multiply
    2,681,846.70x = 4,019,659.65 × 1,083,360.30
  4. Step 4: Simplify right side
    2,681,846.70x = 4,354,739,684,321.90
  5. Step 5: Solve for x
    x = 4,354,739,684,321.90/2,681,846.70
  6. Step 6: Final answer
    x = 1,623,783.97

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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.