Home / 1,711,161.31-2,361,398.90-936,785.87

Finding the Fourth Proportional to 1,711,161.31, 2,361,398.90 and 936,785.87

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Solution

The fourth proportional to 1,711,161.31, 2,361,398.90 and 936,785.87 is: 1,292,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,161.31 : 2,361,398.90 = 936,785.87 : x
  2. Step 2: Convert to fraction form
    1,711,161.31/2,361,398.90 = 936,785.87/x
  3. Step 3: Cross multiply
    1,711,161.31x = 2,361,398.90 × 936,785.87
  4. Step 4: Simplify right side
    1,711,161.31x = 2,212,125,122,953.54
  5. Step 5: Solve for x
    x = 2,212,125,122,953.54/1,711,161.31
  6. Step 6: Final answer
    x = 1,292,762.47

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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.