Home / 818,117.70-1,227,176.55-605,541.30

Finding the Fourth Proportional to 818,117.70, 1,227,176.55 and 605,541.30

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Solution

The fourth proportional to 818,117.70, 1,227,176.55 and 605,541.30 is: 908,311.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,117.70 : 1,227,176.55 = 605,541.30 : x
  2. Step 2: Convert to fraction form
    818,117.70/1,227,176.55 = 605,541.30/x
  3. Step 3: Cross multiply
    818,117.70x = 1,227,176.55 × 605,541.30
  4. Step 4: Simplify right side
    818,117.70x = 743,106,083,416.52
  5. Step 5: Solve for x
    x = 743,106,083,416.52/818,117.70
  6. Step 6: Final answer
    x = 908,311.95

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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.