Home / 2,326,687.90-3,490,109.62-643,650.46

Finding the Fourth Proportional to 2,326,687.90, 3,490,109.62 and 643,650.46

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Solution

The fourth proportional to 2,326,687.90, 3,490,109.62 and 643,650.46 is: 965,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326,687.90 : 3,490,109.62 = 643,650.46 : x
  2. Step 2: Convert to fraction form
    2,326,687.90/3,490,109.62 = 643,650.46/x
  3. Step 3: Cross multiply
    2,326,687.90x = 3,490,109.62 × 643,650.46
  4. Step 4: Simplify right side
    2,326,687.90x = 2,246,410,662,363.43
  5. Step 5: Solve for x
    x = 2,246,410,662,363.43/2,326,687.90
  6. Step 6: Final answer
    x = 965,497.20

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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.