Home / 1,228,920.84-1,696,637.34-1,092,577.38

Finding the Fourth Proportional to 1,228,920.84, 1,696,637.34 and 1,092,577.38

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Solution

The fourth proportional to 1,228,920.84, 1,696,637.34 and 1,092,577.38 is: 1,508,402.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,920.84 : 1,696,637.34 = 1,092,577.38 : x
  2. Step 2: Convert to fraction form
    1,228,920.84/1,696,637.34 = 1,092,577.38/x
  3. Step 3: Cross multiply
    1,228,920.84x = 1,696,637.34 × 1,092,577.38
  4. Step 4: Simplify right side
    1,228,920.84x = 1,853,707,579,747.37
  5. Step 5: Solve for x
    x = 1,853,707,579,747.37/1,228,920.84
  6. Step 6: Final answer
    x = 1,508,402.75

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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.