Home / 2,265,076-3,398,139.60-769,169.44

Finding the Fourth Proportional to 2,265,076, 3,398,139.60 and 769,169.44

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Solution

The fourth proportional to 2,265,076, 3,398,139.60 and 769,169.44 is: 1,153,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,076 : 3,398,139.60 = 769,169.44 : x
  2. Step 2: Convert to fraction form
    2,265,076/3,398,139.60 = 769,169.44/x
  3. Step 3: Cross multiply
    2,265,076x = 3,398,139.60 × 769,169.44
  4. Step 4: Simplify right side
    2,265,076x = 2,613,745,133,173.82
  5. Step 5: Solve for x
    x = 2,613,745,133,173.82/2,265,076
  6. Step 6: Final answer
    x = 1,153,932.64

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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.