Home / 3,456,998.40-5,183,942.40-1,326,374.40

Finding the Fourth Proportional to 3,456,998.40, 5,183,942.40 and 1,326,374.40

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Solution

The fourth proportional to 3,456,998.40, 5,183,942.40 and 1,326,374.40 is: 1,988,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,998.40 : 5,183,942.40 = 1,326,374.40 : x
  2. Step 2: Convert to fraction form
    3,456,998.40/5,183,942.40 = 1,326,374.40/x
  3. Step 3: Cross multiply
    3,456,998.40x = 5,183,942.40 × 1,326,374.40
  4. Step 4: Simplify right side
    3,456,998.40x = 6,875,848,490,434.56
  5. Step 5: Solve for x
    x = 6,875,848,490,434.56/3,456,998.40
  6. Step 6: Final answer
    x = 1,988,964.90

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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.