Home / 1,536,086.88-2,119,806-857,052

Finding the Fourth Proportional to 1,536,086.88, 2,119,806 and 857,052

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Solution

The fourth proportional to 1,536,086.88, 2,119,806 and 857,052 is: 1,182,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,086.88 : 2,119,806 = 857,052 : x
  2. Step 2: Convert to fraction form
    1,536,086.88/2,119,806 = 857,052/x
  3. Step 3: Cross multiply
    1,536,086.88x = 2,119,806 × 857,052
  4. Step 4: Simplify right side
    1,536,086.88x = 1,816,783,971,912
  5. Step 5: Solve for x
    x = 1,816,783,971,912/1,536,086.88
  6. Step 6: Final answer
    x = 1,182,735.17

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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.