Home / 2,287,343.84-3,156,913.08-1,269,076.64

Finding the Fourth Proportional to 2,287,343.84, 3,156,913.08 and 1,269,076.64

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Solution

The fourth proportional to 2,287,343.84, 3,156,913.08 and 1,269,076.64 is: 1,751,535.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,343.84 : 3,156,913.08 = 1,269,076.64 : x
  2. Step 2: Convert to fraction form
    2,287,343.84/3,156,913.08 = 1,269,076.64/x
  3. Step 3: Cross multiply
    2,287,343.84x = 3,156,913.08 × 1,269,076.64
  4. Step 4: Simplify right side
    2,287,343.84x = 4,006,364,644,338.45
  5. Step 5: Solve for x
    x = 4,006,364,644,338.45/2,287,343.84
  6. Step 6: Final answer
    x = 1,751,535.81

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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.