Home / 1,088,125.70-1,632,188.55-770,864.90

Finding the Fourth Proportional to 1,088,125.70, 1,632,188.55 and 770,864.90

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Solution

The fourth proportional to 1,088,125.70, 1,632,188.55 and 770,864.90 is: 1,156,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,125.70 : 1,632,188.55 = 770,864.90 : x
  2. Step 2: Convert to fraction form
    1,088,125.70/1,632,188.55 = 770,864.90/x
  3. Step 3: Cross multiply
    1,088,125.70x = 1,632,188.55 × 770,864.90
  4. Step 4: Simplify right side
    1,088,125.70x = 1,258,196,863,376.90
  5. Step 5: Solve for x
    x = 1,258,196,863,376.90/1,088,125.70
  6. Step 6: Final answer
    x = 1,156,297.35

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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.