Home / 1,682,466.34-2,321,715.66-918,372.28

Finding the Fourth Proportional to 1,682,466.34, 2,321,715.66 and 918,372.28

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Solution

The fourth proportional to 1,682,466.34, 2,321,715.66 and 918,372.28 is: 1,267,305.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,466.34 : 2,321,715.66 = 918,372.28 : x
  2. Step 2: Convert to fraction form
    1,682,466.34/2,321,715.66 = 918,372.28/x
  3. Step 3: Cross multiply
    1,682,466.34x = 2,321,715.66 × 918,372.28
  4. Step 4: Simplify right side
    1,682,466.34x = 2,132,199,304,185.91
  5. Step 5: Solve for x
    x = 2,132,199,304,185.91/1,682,466.34
  6. Step 6: Final answer
    x = 1,267,305.77

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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.