Home / 3,161,740.74-4,365,717.39-2,919,934.86

Finding the Fourth Proportional to 3,161,740.74, 4,365,717.39 and 2,919,934.86

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Solution

The fourth proportional to 3,161,740.74, 4,365,717.39 and 2,919,934.86 is: 4,031,832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,740.74 : 4,365,717.39 = 2,919,934.86 : x
  2. Step 2: Convert to fraction form
    3,161,740.74/4,365,717.39 = 2,919,934.86/x
  3. Step 3: Cross multiply
    3,161,740.74x = 4,365,717.39 × 2,919,934.86
  4. Step 4: Simplify right side
    3,161,740.74x = 12,747,610,395,969.21
  5. Step 5: Solve for x
    x = 12,747,610,395,969.21/3,161,740.74
  6. Step 6: Final answer
    x = 4,031,832.92

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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.