Home / 1,088,093.70-1,632,140.55-770,832.90

Finding the Fourth Proportional to 1,088,093.70, 1,632,140.55 and 770,832.90

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Solution

The fourth proportional to 1,088,093.70, 1,632,140.55 and 770,832.90 is: 1,156,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,093.70 : 1,632,140.55 = 770,832.90 : x
  2. Step 2: Convert to fraction form
    1,088,093.70/1,632,140.55 = 770,832.90/x
  3. Step 3: Cross multiply
    1,088,093.70x = 1,632,140.55 × 770,832.90
  4. Step 4: Simplify right side
    1,088,093.70x = 1,258,107,633,364.10
  5. Step 5: Solve for x
    x = 1,258,107,633,364.10/1,088,093.70
  6. Step 6: Final answer
    x = 1,156,249.35

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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.