Home / 3,117,176.40-4,667,891.40-2,487,320.40

Finding the Fourth Proportional to 3,117,176.40, 4,667,891.40 and 2,487,320.40

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Solution

The fourth proportional to 3,117,176.40, 4,667,891.40 and 2,487,320.40 is: 3,724,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,176.40 : 4,667,891.40 = 2,487,320.40 : x
  2. Step 2: Convert to fraction form
    3,117,176.40/4,667,891.40 = 2,487,320.40/x
  3. Step 3: Cross multiply
    3,117,176.40x = 4,667,891.40 × 2,487,320.40
  4. Step 4: Simplify right side
    3,117,176.40x = 11,610,541,504,204.56
  5. Step 5: Solve for x
    x = 11,610,541,504,204.56/3,117,176.40
  6. Step 6: Final answer
    x = 3,724,698.26

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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.