Home / 3,433,979.85-4,738,947.84-1,885,384.32

Finding the Fourth Proportional to 3,433,979.85, 4,738,947.84 and 1,885,384.32

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Solution

The fourth proportional to 3,433,979.85, 4,738,947.84 and 1,885,384.32 is: 2,601,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433,979.85 : 4,738,947.84 = 1,885,384.32 : x
  2. Step 2: Convert to fraction form
    3,433,979.85/4,738,947.84 = 1,885,384.32/x
  3. Step 3: Cross multiply
    3,433,979.85x = 4,738,947.84 × 1,885,384.32
  4. Step 4: Simplify right side
    3,433,979.85x = 8,934,737,950,833.87
  5. Step 5: Solve for x
    x = 8,934,737,950,833.87/3,433,979.85
  6. Step 6: Final answer
    x = 2,601,860.91

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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.