Home / 2,199,445.50-3,034,156.26-1,908,649.02

Finding the Fourth Proportional to 2,199,445.50, 3,034,156.26 and 1,908,649.02

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Solution

The fourth proportional to 2,199,445.50, 3,034,156.26 and 1,908,649.02 is: 2,632,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,445.50 : 3,034,156.26 = 1,908,649.02 : x
  2. Step 2: Convert to fraction form
    2,199,445.50/3,034,156.26 = 1,908,649.02/x
  3. Step 3: Cross multiply
    2,199,445.50x = 3,034,156.26 × 1,908,649.02
  4. Step 4: Simplify right side
    2,199,445.50x = 5,791,139,372,175.87
  5. Step 5: Solve for x
    x = 5,791,139,372,175.87/2,199,445.50
  6. Step 6: Final answer
    x = 2,632,999.71

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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.