Home / 2,151,101.91-2,968,694.15-1,233,416.43

Finding the Fourth Proportional to 2,151,101.91, 2,968,694.15 and 1,233,416.43

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Solution

The fourth proportional to 2,151,101.91, 2,968,694.15 and 1,233,416.43 is: 1,702,214.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,101.91 : 2,968,694.15 = 1,233,416.43 : x
  2. Step 2: Convert to fraction form
    2,151,101.91/2,968,694.15 = 1,233,416.43/x
  3. Step 3: Cross multiply
    2,151,101.91x = 2,968,694.15 × 1,233,416.43
  4. Step 4: Simplify right side
    2,151,101.91x = 3,661,636,119,244.33
  5. Step 5: Solve for x
    x = 3,661,636,119,244.33/2,151,101.91
  6. Step 6: Final answer
    x = 1,702,214.16

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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.