Home / 3,964,719.96-5,946,839.10-1,406,061.72

Finding the Fourth Proportional to 3,964,719.96, 5,946,839.10 and 1,406,061.72

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Solution

The fourth proportional to 3,964,719.96, 5,946,839.10 and 1,406,061.72 is: 2,109,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,719.96 : 5,946,839.10 = 1,406,061.72 : x
  2. Step 2: Convert to fraction form
    3,964,719.96/5,946,839.10 = 1,406,061.72/x
  3. Step 3: Cross multiply
    3,964,719.96x = 5,946,839.10 × 1,406,061.72
  4. Step 4: Simplify right side
    3,964,719.96x = 8,361,622,813,509.25
  5. Step 5: Solve for x
    x = 8,361,622,813,509.25/3,964,719.96
  6. Step 6: Final answer
    x = 2,109,007.17

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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.