Home / 4,218,317.82-6,324,664.40-1,377,433.98

Finding the Fourth Proportional to 4,218,317.82, 6,324,664.40 and 1,377,433.98

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Solution

The fourth proportional to 4,218,317.82, 6,324,664.40 and 1,377,433.98 is: 2,065,232.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218,317.82 : 6,324,664.40 = 1,377,433.98 : x
  2. Step 2: Convert to fraction form
    4,218,317.82/6,324,664.40 = 1,377,433.98/x
  3. Step 3: Cross multiply
    4,218,317.82x = 6,324,664.40 × 1,377,433.98
  4. Step 4: Simplify right side
    4,218,317.82x = 8,711,807,656,656.31
  5. Step 5: Solve for x
    x = 8,711,807,656,656.31/4,218,317.82
  6. Step 6: Final answer
    x = 2,065,232.64

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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.