Home / 2,972,462.85-4,102,251.72-1,683,532.53

Finding the Fourth Proportional to 2,972,462.85, 4,102,251.72 and 1,683,532.53

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Solution

The fourth proportional to 2,972,462.85, 4,102,251.72 and 1,683,532.53 is: 2,323,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,462.85 : 4,102,251.72 = 1,683,532.53 : x
  2. Step 2: Convert to fraction form
    2,972,462.85/4,102,251.72 = 1,683,532.53/x
  3. Step 3: Cross multiply
    2,972,462.85x = 4,102,251.72 × 1,683,532.53
  4. Step 4: Simplify right side
    2,972,462.85x = 6,906,274,208,450.79
  5. Step 5: Solve for x
    x = 6,906,274,208,450.79/2,972,462.85
  6. Step 6: Final answer
    x = 2,323,418.17

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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.