Home / 5,408,908.72-8,112,034.68-1,814,595.28

Finding the Fourth Proportional to 5,408,908.72, 8,112,034.68 and 1,814,595.28

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Solution

The fourth proportional to 5,408,908.72, 8,112,034.68 and 1,814,595.28 is: 2,721,447.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408,908.72 : 8,112,034.68 = 1,814,595.28 : x
  2. Step 2: Convert to fraction form
    5,408,908.72/8,112,034.68 = 1,814,595.28/x
  3. Step 3: Cross multiply
    5,408,908.72x = 8,112,034.68 × 1,814,595.28
  4. Step 4: Simplify right side
    5,408,908.72x = 14,720,059,841,524.31
  5. Step 5: Solve for x
    x = 14,720,059,841,524.31/5,408,908.72
  6. Step 6: Final answer
    x = 2,721,447.26

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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.