Home / 1,584,982.29-2,187,275.57-905,933.37

Finding the Fourth Proportional to 1,584,982.29, 2,187,275.57 and 905,933.37

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Solution

The fourth proportional to 1,584,982.29, 2,187,275.57 and 905,933.37 is: 1,250,188.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,982.29 : 2,187,275.57 = 905,933.37 : x
  2. Step 2: Convert to fraction form
    1,584,982.29/2,187,275.57 = 905,933.37/x
  3. Step 3: Cross multiply
    1,584,982.29x = 2,187,275.57 × 905,933.37
  4. Step 4: Simplify right side
    1,584,982.29x = 1,981,525,928,248.77
  5. Step 5: Solve for x
    x = 1,981,525,928,248.77/1,584,982.29
  6. Step 6: Final answer
    x = 1,250,188.06

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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.