Home / 2,649,408.44-3,656,660.80-1,561,616.52

Finding the Fourth Proportional to 2,649,408.44, 3,656,660.80 and 1,561,616.52

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Solution

The fourth proportional to 2,649,408.44, 3,656,660.80 and 1,561,616.52 is: 2,155,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,408.44 : 3,656,660.80 = 1,561,616.52 : x
  2. Step 2: Convert to fraction form
    2,649,408.44/3,656,660.80 = 1,561,616.52/x
  3. Step 3: Cross multiply
    2,649,408.44x = 3,656,660.80 × 1,561,616.52
  4. Step 4: Simplify right side
    2,649,408.44x = 5,710,301,913,316.42
  5. Step 5: Solve for x
    x = 5,710,301,913,316.42/2,649,408.44
  6. Step 6: Final answer
    x = 2,155,312.04

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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.