Home / 2,679,420.30-4,019,133.66-734,165.50

Finding the Fourth Proportional to 2,679,420.30, 4,019,133.66 and 734,165.50

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Solution

The fourth proportional to 2,679,420.30, 4,019,133.66 and 734,165.50 is: 1,101,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,420.30 : 4,019,133.66 = 734,165.50 : x
  2. Step 2: Convert to fraction form
    2,679,420.30/4,019,133.66 = 734,165.50/x
  3. Step 3: Cross multiply
    2,679,420.30x = 4,019,133.66 × 734,165.50
  4. Step 4: Simplify right side
    2,679,420.30x = 2,950,709,273,060.73
  5. Step 5: Solve for x
    x = 2,950,709,273,060.73/2,679,420.30
  6. Step 6: Final answer
    x = 1,101,249.13

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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.