Home / 1,923,979.31-2,653,934.61-1,270,611.35

Finding the Fourth Proportional to 1,923,979.31, 2,653,934.61 and 1,270,611.35

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Solution

The fourth proportional to 1,923,979.31, 2,653,934.61 and 1,270,611.35 is: 1,752,679.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,979.31 : 2,653,934.61 = 1,270,611.35 : x
  2. Step 2: Convert to fraction form
    1,923,979.31/2,653,934.61 = 1,270,611.35/x
  3. Step 3: Cross multiply
    1,923,979.31x = 2,653,934.61 × 1,270,611.35
  4. Step 4: Simplify right side
    1,923,979.31x = 3,372,119,418,001.09
  5. Step 5: Solve for x
    x = 3,372,119,418,001.09/1,923,979.31
  6. Step 6: Final answer
    x = 1,752,679.67

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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.