Home / 818,566.70-1,228,687.91-675,957.59

Finding the Fourth Proportional to 818,566.70, 1,228,687.91 and 675,957.59

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Solution

The fourth proportional to 818,566.70, 1,228,687.91 and 675,957.59 is: 1,014,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,566.70 : 1,228,687.91 = 675,957.59 : x
  2. Step 2: Convert to fraction form
    818,566.70/1,228,687.91 = 675,957.59/x
  3. Step 3: Cross multiply
    818,566.70x = 1,228,687.91 × 675,957.59
  4. Step 4: Simplify right side
    818,566.70x = 830,540,908,982.51
  5. Step 5: Solve for x
    x = 830,540,908,982.51/818,566.70
  6. Step 6: Final answer
    x = 1,014,628.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.