Home / 988,612.62-1,480,524.22-684,153.64

Finding the Fourth Proportional to 988,612.62, 1,480,524.22 and 684,153.64

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Solution

The fourth proportional to 988,612.62, 1,480,524.22 and 684,153.64 is: 1,024,573.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,612.62 : 1,480,524.22 = 684,153.64 : x
  2. Step 2: Convert to fraction form
    988,612.62/1,480,524.22 = 684,153.64/x
  3. Step 3: Cross multiply
    988,612.62x = 1,480,524.22 × 684,153.64
  4. Step 4: Simplify right side
    988,612.62x = 1,012,906,036,212.09
  5. Step 5: Solve for x
    x = 1,012,906,036,212.09/988,612.62
  6. Step 6: Final answer
    x = 1,024,573.24

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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.