Home / 2,215,424.20-3,323,162.64-617,890

Finding the Fourth Proportional to 2,215,424.20, 3,323,162.64 and 617,890

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Solution

The fourth proportional to 2,215,424.20, 3,323,162.64 and 617,890 is: 926,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,424.20 : 3,323,162.64 = 617,890 : x
  2. Step 2: Convert to fraction form
    2,215,424.20/3,323,162.64 = 617,890/x
  3. Step 3: Cross multiply
    2,215,424.20x = 3,323,162.64 × 617,890
  4. Step 4: Simplify right side
    2,215,424.20x = 2,053,348,963,629.60
  5. Step 5: Solve for x
    x = 2,053,348,963,629.60/2,215,424.20
  6. Step 6: Final answer
    x = 926,842.35

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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.