Home / 1,246,877.24-1,870,334.33-823,126.86

Finding the Fourth Proportional to 1,246,877.24, 1,870,334.33 and 823,126.86

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Solution

The fourth proportional to 1,246,877.24, 1,870,334.33 and 823,126.86 is: 1,234,702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,877.24 : 1,870,334.33 = 823,126.86 : x
  2. Step 2: Convert to fraction form
    1,246,877.24/1,870,334.33 = 823,126.86/x
  3. Step 3: Cross multiply
    1,246,877.24x = 1,870,334.33 × 823,126.86
  4. Step 4: Simplify right side
    1,246,877.24x = 1,539,522,420,087.47
  5. Step 5: Solve for x
    x = 1,539,522,420,087.47/1,246,877.24
  6. Step 6: Final answer
    x = 1,234,702.48

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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.