Home / 2,698,939.38-4,049,118.86-969,983.91

Finding the Fourth Proportional to 2,698,939.38, 4,049,118.86 and 969,983.91

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Solution

The fourth proportional to 2,698,939.38, 4,049,118.86 and 969,983.91 is: 1,455,230.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,939.38 : 4,049,118.86 = 969,983.91 : x
  2. Step 2: Convert to fraction form
    2,698,939.38/4,049,118.86 = 969,983.91/x
  3. Step 3: Cross multiply
    2,698,939.38x = 4,049,118.86 × 969,983.91
  4. Step 4: Simplify right side
    2,698,939.38x = 3,927,580,139,027.62
  5. Step 5: Solve for x
    x = 3,927,580,139,027.62/2,698,939.38
  6. Step 6: Final answer
    x = 1,455,230.96

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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.