Home / 3,165,767.69-4,748,617.13-769,614.86

Finding the Fourth Proportional to 3,165,767.69, 4,748,617.13 and 769,614.86

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Solution

The fourth proportional to 3,165,767.69, 4,748,617.13 and 769,614.86 is: 1,154,413.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,767.69 : 4,748,617.13 = 769,614.86 : x
  2. Step 2: Convert to fraction form
    3,165,767.69/4,748,617.13 = 769,614.86/x
  3. Step 3: Cross multiply
    3,165,767.69x = 4,748,617.13 × 769,614.86
  4. Step 4: Simplify right side
    3,165,767.69x = 3,654,606,280,107.39
  5. Step 5: Solve for x
    x = 3,654,606,280,107.39/3,165,767.69
  6. Step 6: Final answer
    x = 1,154,413.92

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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.