Home / 3,207,781.80-4,812,968.70-1,411,007.40

Finding the Fourth Proportional to 3,207,781.80, 4,812,968.70 and 1,411,007.40

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Solution

The fourth proportional to 3,207,781.80, 4,812,968.70 and 1,411,007.40 is: 2,117,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,781.80 : 4,812,968.70 = 1,411,007.40 : x
  2. Step 2: Convert to fraction form
    3,207,781.80/4,812,968.70 = 1,411,007.40/x
  3. Step 3: Cross multiply
    3,207,781.80x = 4,812,968.70 × 1,411,007.40
  4. Step 4: Simplify right side
    3,207,781.80x = 6,791,134,451,668.38
  5. Step 5: Solve for x
    x = 6,791,134,451,668.38/3,207,781.80
  6. Step 6: Final answer
    x = 2,117,081.17

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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.