Home / 3,352,912.62-5,029,319.76-828,567.90

Finding the Fourth Proportional to 3,352,912.62, 5,029,319.76 and 828,567.90

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Solution

The fourth proportional to 3,352,912.62, 5,029,319.76 and 828,567.90 is: 1,242,839.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352,912.62 : 5,029,319.76 = 828,567.90 : x
  2. Step 2: Convert to fraction form
    3,352,912.62/5,029,319.76 = 828,567.90/x
  3. Step 3: Cross multiply
    3,352,912.62x = 5,029,319.76 × 828,567.90
  4. Step 4: Simplify right side
    3,352,912.62x = 4,167,132,911,971.70
  5. Step 5: Solve for x
    x = 4,167,132,911,971.70/3,352,912.62
  6. Step 6: Final answer
    x = 1,242,839.70

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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.