Home / 3,015,936.90-4,524,561.45-993,836.70

Finding the Fourth Proportional to 3,015,936.90, 4,524,561.45 and 993,836.70

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Solution

The fourth proportional to 3,015,936.90, 4,524,561.45 and 993,836.70 is: 1,490,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,936.90 : 4,524,561.45 = 993,836.70 : x
  2. Step 2: Convert to fraction form
    3,015,936.90/4,524,561.45 = 993,836.70/x
  3. Step 3: Cross multiply
    3,015,936.90x = 4,524,561.45 × 993,836.70
  4. Step 4: Simplify right side
    3,015,936.90x = 4,496,675,220,415.22
  5. Step 5: Solve for x
    x = 4,496,675,220,415.22/3,015,936.90
  6. Step 6: Final answer
    x = 1,490,971.25

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Similar ratio
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1.5x scale

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.