Home / 2,188,335.40-3,282,174.78-692,233

Finding the Fourth Proportional to 2,188,335.40, 3,282,174.78 and 692,233

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Solution

The fourth proportional to 2,188,335.40, 3,282,174.78 and 692,233 is: 1,038,245.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,335.40 : 3,282,174.78 = 692,233 : x
  2. Step 2: Convert to fraction form
    2,188,335.40/3,282,174.78 = 692,233/x
  3. Step 3: Cross multiply
    2,188,335.40x = 3,282,174.78 × 692,233
  4. Step 4: Simplify right side
    2,188,335.40x = 2,272,029,694,483.74
  5. Step 5: Solve for x
    x = 2,272,029,694,483.74/2,188,335.40
  6. Step 6: Final answer
    x = 1,038,245.64

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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.