Home / 1,899,139.38-2,848,714.20-479,195.34

Finding the Fourth Proportional to 1,899,139.38, 2,848,714.20 and 479,195.34

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Solution

The fourth proportional to 1,899,139.38, 2,848,714.20 and 479,195.34 is: 718,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,139.38 : 2,848,714.20 = 479,195.34 : x
  2. Step 2: Convert to fraction form
    1,899,139.38/2,848,714.20 = 479,195.34/x
  3. Step 3: Cross multiply
    1,899,139.38x = 2,848,714.20 × 479,195.34
  4. Step 4: Simplify right side
    1,899,139.38x = 1,365,090,569,631.83
  5. Step 5: Solve for x
    x = 1,365,090,569,631.83/1,899,139.38
  6. Step 6: Final answer
    x = 718,794.30

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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.