Home / 4,905,407.30-6,769,780.22-2,729,943.86

Finding the Fourth Proportional to 4,905,407.30, 6,769,780.22 and 2,729,943.86

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Solution

The fourth proportional to 4,905,407.30, 6,769,780.22 and 2,729,943.86 is: 3,767,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905,407.30 : 6,769,780.22 = 2,729,943.86 : x
  2. Step 2: Convert to fraction form
    4,905,407.30/6,769,780.22 = 2,729,943.86/x
  3. Step 3: Cross multiply
    4,905,407.30x = 6,769,780.22 × 2,729,943.86
  4. Step 4: Simplify right side
    4,905,407.30x = 18,481,119,945,138.45
  5. Step 5: Solve for x
    x = 18,481,119,945,138.45/4,905,407.30
  6. Step 6: Final answer
    x = 3,767,499.58

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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.