Home / 1,450,855.50-2,002,021.62-838,915.66

Finding the Fourth Proportional to 1,450,855.50, 2,002,021.62 and 838,915.66

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Solution

The fourth proportional to 1,450,855.50, 2,002,021.62 and 838,915.66 is: 1,157,611.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,855.50 : 2,002,021.62 = 838,915.66 : x
  2. Step 2: Convert to fraction form
    1,450,855.50/2,002,021.62 = 838,915.66/x
  3. Step 3: Cross multiply
    1,450,855.50x = 2,002,021.62 × 838,915.66
  4. Step 4: Simplify right side
    1,450,855.50x = 1,679,527,282,402.48
  5. Step 5: Solve for x
    x = 1,679,527,282,402.48/1,450,855.50
  6. Step 6: Final answer
    x = 1,157,611.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.