Home / 2,867,855.61-3,958,476.48-1,874,567.71

Finding the Fourth Proportional to 2,867,855.61, 3,958,476.48 and 1,874,567.71

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Solution

The fourth proportional to 2,867,855.61, 3,958,476.48 and 1,874,567.71 is: 2,587,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,855.61 : 3,958,476.48 = 1,874,567.71 : x
  2. Step 2: Convert to fraction form
    2,867,855.61/3,958,476.48 = 1,874,567.71/x
  3. Step 3: Cross multiply
    2,867,855.61x = 3,958,476.48 × 1,874,567.71
  4. Step 4: Simplify right side
    2,867,855.61x = 7,420,432,180,306.27
  5. Step 5: Solve for x
    x = 7,420,432,180,306.27/2,867,855.61
  6. Step 6: Final answer
    x = 2,587,449.71

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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.