Home / 3,423,728.82-4,724,738.55-1,973,414.46

Finding the Fourth Proportional to 3,423,728.82, 4,724,738.55 and 1,973,414.46

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Solution

The fourth proportional to 3,423,728.82, 4,724,738.55 and 1,973,414.46 is: 2,723,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423,728.82 : 4,724,738.55 = 1,973,414.46 : x
  2. Step 2: Convert to fraction form
    3,423,728.82/4,724,738.55 = 1,973,414.46/x
  3. Step 3: Cross multiply
    3,423,728.82x = 4,724,738.55 × 1,973,414.46
  4. Step 4: Simplify right side
    3,423,728.82x = 9,323,867,374,289.43
  5. Step 5: Solve for x
    x = 9,323,867,374,289.43/3,423,728.82
  6. Step 6: Final answer
    x = 2,723,307.79

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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.