Home / 3,720,679.31-5,134,681.33-2,066,951.62

Finding the Fourth Proportional to 3,720,679.31, 5,134,681.33 and 2,066,951.62

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Solution

The fourth proportional to 3,720,679.31, 5,134,681.33 and 2,066,951.62 is: 2,852,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,679.31 : 5,134,681.33 = 2,066,951.62 : x
  2. Step 2: Convert to fraction form
    3,720,679.31/5,134,681.33 = 2,066,951.62/x
  3. Step 3: Cross multiply
    3,720,679.31x = 5,134,681.33 × 2,066,951.62
  4. Step 4: Simplify right side
    3,720,679.31x = 10,613,137,894,478.23
  5. Step 5: Solve for x
    x = 10,613,137,894,478.23/3,720,679.31
  6. Step 6: Final answer
    x = 2,852,473.17

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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.