Home / 2,792,395.17-4,189,856.09-1,425,462.66

Finding the Fourth Proportional to 2,792,395.17, 4,189,856.09 and 1,425,462.66

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Solution

The fourth proportional to 2,792,395.17, 4,189,856.09 and 1,425,462.66 is: 2,138,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,395.17 : 4,189,856.09 = 1,425,462.66 : x
  2. Step 2: Convert to fraction form
    2,792,395.17/4,189,856.09 = 1,425,462.66/x
  3. Step 3: Cross multiply
    2,792,395.17x = 4,189,856.09 × 1,425,462.66
  4. Step 4: Simplify right side
    2,792,395.17x = 5,972,483,399,941.29
  5. Step 5: Solve for x
    x = 5,972,483,399,941.29/2,792,395.17
  6. Step 6: Final answer
    x = 2,138,838.90

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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.