Home / 5,085,849.25-7,018,474.80-2,794,157.56

Finding the Fourth Proportional to 5,085,849.25, 7,018,474.80 and 2,794,157.56

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Solution

The fourth proportional to 5,085,849.25, 7,018,474.80 and 2,794,157.56 is: 3,855,938.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,849.25 : 7,018,474.80 = 2,794,157.56 : x
  2. Step 2: Convert to fraction form
    5,085,849.25/7,018,474.80 = 2,794,157.56/x
  3. Step 3: Cross multiply
    5,085,849.25x = 7,018,474.80 × 2,794,157.56
  4. Step 4: Simplify right side
    5,085,849.25x = 19,610,724,422,089.49
  5. Step 5: Solve for x
    x = 19,610,724,422,089.49/5,085,849.25
  6. Step 6: Final answer
    x = 3,855,938.99

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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.