Home / 3,274,221.47-4,518,561.76-1,823,916.51

Finding the Fourth Proportional to 3,274,221.47, 4,518,561.76 and 1,823,916.51

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Solution

The fourth proportional to 3,274,221.47, 4,518,561.76 and 1,823,916.51 is: 2,517,080.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274,221.47 : 4,518,561.76 = 1,823,916.51 : x
  2. Step 2: Convert to fraction form
    3,274,221.47/4,518,561.76 = 1,823,916.51/x
  3. Step 3: Cross multiply
    3,274,221.47x = 4,518,561.76 × 1,823,916.51
  4. Step 4: Simplify right side
    3,274,221.47x = 8,241,479,390,958.87
  5. Step 5: Solve for x
    x = 8,241,479,390,958.87/3,274,221.47
  6. Step 6: Final answer
    x = 2,517,080.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.