Home / 4,978,731-7,474,399.92-3,054,916.20

Finding the Fourth Proportional to 4,978,731, 7,474,399.92 and 3,054,916.20

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Solution

The fourth proportional to 4,978,731, 7,474,399.92 and 3,054,916.20 is: 4,586,242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,978,731 : 7,474,399.92 = 3,054,916.20 : x
  2. Step 2: Convert to fraction form
    4,978,731/7,474,399.92 = 3,054,916.20/x
  3. Step 3: Cross multiply
    4,978,731x = 7,474,399.92 × 3,054,916.20
  4. Step 4: Simplify right side
    4,978,731x = 22,833,665,400,886.71
  5. Step 5: Solve for x
    x = 22,833,665,400,886.71/4,978,731
  6. Step 6: Final answer
    x = 4,586,242.04

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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.