Home / 1,384,493.85-2,076,960.35-585,781.38

Finding the Fourth Proportional to 1,384,493.85, 2,076,960.35 and 585,781.38

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Solution

The fourth proportional to 1,384,493.85, 2,076,960.35 and 585,781.38 is: 878,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,493.85 : 2,076,960.35 = 585,781.38 : x
  2. Step 2: Convert to fraction form
    1,384,493.85/2,076,960.35 = 585,781.38/x
  3. Step 3: Cross multiply
    1,384,493.85x = 2,076,960.35 × 585,781.38
  4. Step 4: Simplify right side
    1,384,493.85x = 1,216,644,700,028.28
  5. Step 5: Solve for x
    x = 1,216,644,700,028.28/1,384,493.85
  6. Step 6: Final answer
    x = 878,764.97

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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.