Home / 1,692,908.97-2,336,211.07-918,539.56

Finding the Fourth Proportional to 1,692,908.97, 2,336,211.07 and 918,539.56

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Solution

The fourth proportional to 1,692,908.97, 2,336,211.07 and 918,539.56 is: 1,267,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,908.97 : 2,336,211.07 = 918,539.56 : x
  2. Step 2: Convert to fraction form
    1,692,908.97/2,336,211.07 = 918,539.56/x
  3. Step 3: Cross multiply
    1,692,908.97x = 2,336,211.07 × 918,539.56
  4. Step 4: Simplify right side
    1,692,908.97x = 2,145,902,288,304.93
  5. Step 5: Solve for x
    x = 2,145,902,288,304.93/1,692,908.97
  6. Step 6: Final answer
    x = 1,267,582.80

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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.