Home / 2,172,278.60-3,258,806.70-910,233.80

Finding the Fourth Proportional to 2,172,278.60, 3,258,806.70 and 910,233.80

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Solution

The fourth proportional to 2,172,278.60, 3,258,806.70 and 910,233.80 is: 1,365,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,278.60 : 3,258,806.70 = 910,233.80 : x
  2. Step 2: Convert to fraction form
    2,172,278.60/3,258,806.70 = 910,233.80/x
  3. Step 3: Cross multiply
    2,172,278.60x = 3,258,806.70 × 910,233.80
  4. Step 4: Simplify right side
    2,172,278.60x = 2,966,276,006,006.46
  5. Step 5: Solve for x
    x = 2,966,276,006,006.46/2,172,278.60
  6. Step 6: Final answer
    x = 1,365,513.62

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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.