Home / 2,163,792.62-2,985,308.61-1,246,002.05

Finding the Fourth Proportional to 2,163,792.62, 2,985,308.61 and 1,246,002.05

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Solution

The fourth proportional to 2,163,792.62, 2,985,308.61 and 1,246,002.05 is: 1,719,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,792.62 : 2,985,308.61 = 1,246,002.05 : x
  2. Step 2: Convert to fraction form
    2,163,792.62/2,985,308.61 = 1,246,002.05/x
  3. Step 3: Cross multiply
    2,163,792.62x = 2,985,308.61 × 1,246,002.05
  4. Step 4: Simplify right side
    2,163,792.62x = 3,719,700,633,016.11
  5. Step 5: Solve for x
    x = 3,719,700,633,016.11/2,163,792.62
  6. Step 6: Final answer
    x = 1,719,065.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.