Home / 3,300,118.49-4,950,181.67-903,983.78

Finding the Fourth Proportional to 3,300,118.49, 4,950,181.67 and 903,983.78

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Solution

The fourth proportional to 3,300,118.49, 4,950,181.67 and 903,983.78 is: 1,355,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300,118.49 : 4,950,181.67 = 903,983.78 : x
  2. Step 2: Convert to fraction form
    3,300,118.49/4,950,181.67 = 903,983.78/x
  3. Step 3: Cross multiply
    3,300,118.49x = 4,950,181.67 × 903,983.78
  4. Step 4: Simplify right side
    3,300,118.49x = 4,474,883,908,462.49
  5. Step 5: Solve for x
    x = 4,474,883,908,462.49/3,300,118.49
  6. Step 6: Final answer
    x = 1,355,976.74

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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.