Home / 986,852.58-1,361,860.66-534,143.58

Finding the Fourth Proportional to 986,852.58, 1,361,860.66 and 534,143.58

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Solution

The fourth proportional to 986,852.58, 1,361,860.66 and 534,143.58 is: 737,120.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,852.58 : 1,361,860.66 = 534,143.58 : x
  2. Step 2: Convert to fraction form
    986,852.58/1,361,860.66 = 534,143.58/x
  3. Step 3: Cross multiply
    986,852.58x = 1,361,860.66 × 534,143.58
  4. Step 4: Simplify right side
    986,852.58x = 727,429,128,393.56
  5. Step 5: Solve for x
    x = 727,429,128,393.56/986,852.58
  6. Step 6: Final answer
    x = 737,120.36

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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.