Home / 3,462,719.08-4,781,616.36-2,158,197.52

Finding the Fourth Proportional to 3,462,719.08, 4,781,616.36 and 2,158,197.52

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Solution

The fourth proportional to 3,462,719.08, 4,781,616.36 and 2,158,197.52 is: 2,980,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,719.08 : 4,781,616.36 = 2,158,197.52 : x
  2. Step 2: Convert to fraction form
    3,462,719.08/4,781,616.36 = 2,158,197.52/x
  3. Step 3: Cross multiply
    3,462,719.08x = 4,781,616.36 × 2,158,197.52
  4. Step 4: Simplify right side
    3,462,719.08x = 10,319,672,569,743.43
  5. Step 5: Solve for x
    x = 10,319,672,569,743.43/3,462,719.08
  6. Step 6: Final answer
    x = 2,980,222.29

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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.