Home / 1,241,387.72-1,863,005.70-922,282.56

Finding the Fourth Proportional to 1,241,387.72, 1,863,005.70 and 922,282.56

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Solution

The fourth proportional to 1,241,387.72, 1,863,005.70 and 922,282.56 is: 1,384,110.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,387.72 : 1,863,005.70 = 922,282.56 : x
  2. Step 2: Convert to fraction form
    1,241,387.72/1,863,005.70 = 922,282.56/x
  3. Step 3: Cross multiply
    1,241,387.72x = 1,863,005.70 × 922,282.56
  4. Step 4: Simplify right side
    1,241,387.72x = 1,718,217,666,290.59
  5. Step 5: Solve for x
    x = 1,718,217,666,290.59/1,241,387.72
  6. Step 6: Final answer
    x = 1,384,110.41

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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.