Home / 5,164,707-7,748,304.66-1,618,851

Finding the Fourth Proportional to 5,164,707, 7,748,304.66 and 1,618,851

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Solution

The fourth proportional to 5,164,707, 7,748,304.66 and 1,618,851 is: 2,428,666.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164,707 : 7,748,304.66 = 1,618,851 : x
  2. Step 2: Convert to fraction form
    5,164,707/7,748,304.66 = 1,618,851/x
  3. Step 3: Cross multiply
    5,164,707x = 7,748,304.66 × 1,618,851
  4. Step 4: Simplify right side
    5,164,707x = 12,543,350,747,145.66
  5. Step 5: Solve for x
    x = 12,543,350,747,145.66/5,164,707
  6. Step 6: Final answer
    x = 2,428,666.48

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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.