Home / 2,119,748.23-3,179,548.18-603,439.57

Finding the Fourth Proportional to 2,119,748.23, 3,179,548.18 and 603,439.57

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Solution

The fourth proportional to 2,119,748.23, 3,179,548.18 and 603,439.57 is: 905,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,748.23 : 3,179,548.18 = 603,439.57 : x
  2. Step 2: Convert to fraction form
    2,119,748.23/3,179,548.18 = 603,439.57/x
  3. Step 3: Cross multiply
    2,119,748.23x = 3,179,548.18 × 603,439.57
  4. Step 4: Simplify right side
    2,119,748.23x = 1,918,665,191,262.22
  5. Step 5: Solve for x
    x = 1,918,665,191,262.22/2,119,748.23
  6. Step 6: Final answer
    x = 905,138.24

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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.