Home / 2,665,394.39-3,998,088.44-868,274.93

Finding the Fourth Proportional to 2,665,394.39, 3,998,088.44 and 868,274.93

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Solution

The fourth proportional to 2,665,394.39, 3,998,088.44 and 868,274.93 is: 1,302,411.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,394.39 : 3,998,088.44 = 868,274.93 : x
  2. Step 2: Convert to fraction form
    2,665,394.39/3,998,088.44 = 868,274.93/x
  3. Step 3: Cross multiply
    2,665,394.39x = 3,998,088.44 × 868,274.93
  4. Step 4: Simplify right side
    2,665,394.39x = 3,471,439,936,042.99
  5. Step 5: Solve for x
    x = 3,471,439,936,042.99/2,665,394.39
  6. Step 6: Final answer
    x = 1,302,411.36

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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.