Home / 2,135,087.71-2,946,457.92-1,168,302.49

Finding the Fourth Proportional to 2,135,087.71, 2,946,457.92 and 1,168,302.49

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Solution

The fourth proportional to 2,135,087.71, 2,946,457.92 and 1,168,302.49 is: 1,612,277.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,087.71 : 2,946,457.92 = 1,168,302.49 : x
  2. Step 2: Convert to fraction form
    2,135,087.71/2,946,457.92 = 1,168,302.49/x
  3. Step 3: Cross multiply
    2,135,087.71x = 2,946,457.92 × 1,168,302.49
  4. Step 4: Simplify right side
    2,135,087.71x = 3,442,354,121,631.21
  5. Step 5: Solve for x
    x = 3,442,354,121,631.21/2,135,087.71
  6. Step 6: Final answer
    x = 1,612,277.62

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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.