Home / 3,960,979.68-5,933,760.33-2,920,434.93

Finding the Fourth Proportional to 3,960,979.68, 5,933,760.33 and 2,920,434.93

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Solution

The fourth proportional to 3,960,979.68, 5,933,760.33 and 2,920,434.93 is: 4,374,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,979.68 : 5,933,760.33 = 2,920,434.93 : x
  2. Step 2: Convert to fraction form
    3,960,979.68/5,933,760.33 = 2,920,434.93/x
  3. Step 3: Cross multiply
    3,960,979.68x = 5,933,760.33 × 2,920,434.93
  4. Step 4: Simplify right side
    3,960,979.68x = 17,329,160,933,980.33
  5. Step 5: Solve for x
    x = 17,329,160,933,980.33/3,960,979.68
  6. Step 6: Final answer
    x = 4,374,968.40

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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.