Home / 5,119,789.06-7,065,174-2,827,900.54

Finding the Fourth Proportional to 5,119,789.06, 7,065,174 and 2,827,900.54

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Solution

The fourth proportional to 5,119,789.06, 7,065,174 and 2,827,900.54 is: 3,902,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,789.06 : 7,065,174 = 2,827,900.54 : x
  2. Step 2: Convert to fraction form
    5,119,789.06/7,065,174 = 2,827,900.54/x
  3. Step 3: Cross multiply
    5,119,789.06x = 7,065,174 × 2,827,900.54
  4. Step 4: Simplify right side
    5,119,789.06x = 19,979,609,369,793.96
  5. Step 5: Solve for x
    x = 19,979,609,369,793.96/5,119,789.06
  6. Step 6: Final answer
    x = 3,902,428.23

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1.5x scale

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.