Home / 3,270,971.79-4,513,941.32-1,820,636.01

Finding the Fourth Proportional to 3,270,971.79, 4,513,941.32 and 1,820,636.01

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Solution

The fourth proportional to 3,270,971.79, 4,513,941.32 and 1,820,636.01 is: 2,512,477.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,971.79 : 4,513,941.32 = 1,820,636.01 : x
  2. Step 2: Convert to fraction form
    3,270,971.79/4,513,941.32 = 1,820,636.01/x
  3. Step 3: Cross multiply
    3,270,971.79x = 4,513,941.32 × 1,820,636.01
  4. Step 4: Simplify right side
    3,270,971.79x = 8,218,244,105,115.75
  5. Step 5: Solve for x
    x = 8,218,244,105,115.75/3,270,971.79
  6. Step 6: Final answer
    x = 2,512,477.83

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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.