Home / 3,270,972.54-4,513,942.35-1,820,636.76

Finding the Fourth Proportional to 3,270,972.54, 4,513,942.35 and 1,820,636.76

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Solution

The fourth proportional to 3,270,972.54, 4,513,942.35 and 1,820,636.76 is: 2,512,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,972.54 : 4,513,942.35 = 1,820,636.76 : x
  2. Step 2: Convert to fraction form
    3,270,972.54/4,513,942.35 = 1,820,636.76/x
  3. Step 3: Cross multiply
    3,270,972.54x = 4,513,942.35 × 1,820,636.76
  4. Step 4: Simplify right side
    3,270,972.54x = 8,218,249,374,930.79
  5. Step 5: Solve for x
    x = 8,218,249,374,930.79/3,270,972.54
  6. Step 6: Final answer
    x = 2,512,478.87

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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.