Home / 2,211,223.16-3,316,823.84-863,522.66

Finding the Fourth Proportional to 2,211,223.16, 3,316,823.84 and 863,522.66

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Solution

The fourth proportional to 2,211,223.16, 3,316,823.84 and 863,522.66 is: 1,295,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,223.16 : 3,316,823.84 = 863,522.66 : x
  2. Step 2: Convert to fraction form
    2,211,223.16/3,316,823.84 = 863,522.66/x
  3. Step 3: Cross multiply
    2,211,223.16x = 3,316,823.84 × 863,522.66
  4. Step 4: Simplify right side
    2,211,223.16x = 2,864,152,530,642.90
  5. Step 5: Solve for x
    x = 2,864,152,530,642.90/2,211,223.16
  6. Step 6: Final answer
    x = 1,295,279.73

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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.