Home / 1,280,797.38-1,767,503.21-700,029.81

Finding the Fourth Proportional to 1,280,797.38, 1,767,503.21 and 700,029.81

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Solution

The fourth proportional to 1,280,797.38, 1,767,503.21 and 700,029.81 is: 966,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,797.38 : 1,767,503.21 = 700,029.81 : x
  2. Step 2: Convert to fraction form
    1,280,797.38/1,767,503.21 = 700,029.81/x
  3. Step 3: Cross multiply
    1,280,797.38x = 1,767,503.21 × 700,029.81
  4. Step 4: Simplify right side
    1,280,797.38x = 1,237,304,932,770.54
  5. Step 5: Solve for x
    x = 1,237,304,932,770.54/1,280,797.38
  6. Step 6: Final answer
    x = 966,042.68

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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.