Home / 691,093.40-1,036,640.10-682,236.05

Finding the Fourth Proportional to 691,093.40, 1,036,640.10 and 682,236.05

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Solution

The fourth proportional to 691,093.40, 1,036,640.10 and 682,236.05 is: 1,023,354.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,093.40 : 1,036,640.10 = 682,236.05 : x
  2. Step 2: Convert to fraction form
    691,093.40/1,036,640.10 = 682,236.05/x
  3. Step 3: Cross multiply
    691,093.40x = 1,036,640.10 × 682,236.05
  4. Step 4: Simplify right side
    691,093.40x = 707,233,247,095.61
  5. Step 5: Solve for x
    x = 707,233,247,095.61/691,093.40
  6. Step 6: Final answer
    x = 1,023,354.08

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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.