Home / 1,585,001.34-2,187,301.86-905,952.42

Finding the Fourth Proportional to 1,585,001.34, 2,187,301.86 and 905,952.42

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Solution

The fourth proportional to 1,585,001.34, 2,187,301.86 and 905,952.42 is: 1,250,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,001.34 : 2,187,301.86 = 905,952.42 : x
  2. Step 2: Convert to fraction form
    1,585,001.34/2,187,301.86 = 905,952.42/x
  3. Step 3: Cross multiply
    1,585,001.34x = 2,187,301.86 × 905,952.42
  4. Step 4: Simplify right side
    1,585,001.34x = 1,981,591,413,337.50
  5. Step 5: Solve for x
    x = 1,981,591,413,337.50/1,585,001.34
  6. Step 6: Final answer
    x = 1,250,214.35

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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.