Home / 2,174,306.16-3,261,344.04-678,226.80

Finding the Fourth Proportional to 2,174,306.16, 3,261,344.04 and 678,226.80

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Solution

The fourth proportional to 2,174,306.16, 3,261,344.04 and 678,226.80 is: 1,017,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,306.16 : 3,261,344.04 = 678,226.80 : x
  2. Step 2: Convert to fraction form
    2,174,306.16/3,261,344.04 = 678,226.80/x
  3. Step 3: Cross multiply
    2,174,306.16x = 3,261,344.04 × 678,226.80
  4. Step 4: Simplify right side
    2,174,306.16x = 2,211,930,931,948.27
  5. Step 5: Solve for x
    x = 2,211,930,931,948.27/2,174,306.16
  6. Step 6: Final answer
    x = 1,017,304.27

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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.