Home / 3,120,330.60-4,671,164.70-2,935,780.20

Finding the Fourth Proportional to 3,120,330.60, 4,671,164.70 and 2,935,780.20

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Solution

The fourth proportional to 3,120,330.60, 4,671,164.70 and 2,935,780.20 is: 4,394,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,330.60 : 4,671,164.70 = 2,935,780.20 : x
  2. Step 2: Convert to fraction form
    3,120,330.60/4,671,164.70 = 2,935,780.20/x
  3. Step 3: Cross multiply
    3,120,330.60x = 4,671,164.70 × 2,935,780.20
  4. Step 4: Simplify right side
    3,120,330.60x = 13,713,512,837,198.94
  5. Step 5: Solve for x
    x = 13,713,512,837,198.94/3,120,330.60
  6. Step 6: Final answer
    x = 4,394,890.99

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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.