Home / 2,172,327.20-3,259,657.20-910,282.40

Finding the Fourth Proportional to 2,172,327.20, 3,259,657.20 and 910,282.40

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Solution

The fourth proportional to 2,172,327.20, 3,259,657.20 and 910,282.40 is: 1,365,912.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,327.20 : 3,259,657.20 = 910,282.40 : x
  2. Step 2: Convert to fraction form
    2,172,327.20/3,259,657.20 = 910,282.40/x
  3. Step 3: Cross multiply
    2,172,327.20x = 3,259,657.20 × 910,282.40
  4. Step 4: Simplify right side
    2,172,327.20x = 2,967,208,579,193.28
  5. Step 5: Solve for x
    x = 2,967,208,579,193.28/2,172,327.20
  6. Step 6: Final answer
    x = 1,365,912.36

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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.