Home / 818,563.97-1,228,683.83-675,954.86

Finding the Fourth Proportional to 818,563.97, 1,228,683.83 and 675,954.86

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Solution

The fourth proportional to 818,563.97, 1,228,683.83 and 675,954.86 is: 1,014,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,563.97 : 1,228,683.83 = 675,954.86 : x
  2. Step 2: Convert to fraction form
    818,563.97/1,228,683.83 = 675,954.86/x
  3. Step 3: Cross multiply
    818,563.97x = 1,228,683.83 × 675,954.86
  4. Step 4: Simplify right side
    818,563.97x = 830,534,808,518.68
  5. Step 5: Solve for x
    x = 830,534,808,518.68/818,563.97
  6. Step 6: Final answer
    x = 1,014,624.20

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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.