Home / 2,018,336.70-3,027,505.05-1,385,331.42

Finding the Fourth Proportional to 2,018,336.70, 3,027,505.05 and 1,385,331.42

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Solution

The fourth proportional to 2,018,336.70, 3,027,505.05 and 1,385,331.42 is: 2,077,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,336.70 : 3,027,505.05 = 1,385,331.42 : x
  2. Step 2: Convert to fraction form
    2,018,336.70/3,027,505.05 = 1,385,331.42/x
  3. Step 3: Cross multiply
    2,018,336.70x = 3,027,505.05 × 1,385,331.42
  4. Step 4: Simplify right side
    2,018,336.70x = 4,194,097,869,973.67
  5. Step 5: Solve for x
    x = 4,194,097,869,973.67/2,018,336.70
  6. Step 6: Final answer
    x = 2,077,997.13

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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.