Home / 2,388,015.40-3,578,912.70-966,908.20

Finding the Fourth Proportional to 2,388,015.40, 3,578,912.70 and 966,908.20

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Solution

The fourth proportional to 2,388,015.40, 3,578,912.70 and 966,908.20 is: 1,449,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,015.40 : 3,578,912.70 = 966,908.20 : x
  2. Step 2: Convert to fraction form
    2,388,015.40/3,578,912.70 = 966,908.20/x
  3. Step 3: Cross multiply
    2,388,015.40x = 3,578,912.70 × 966,908.20
  4. Step 4: Simplify right side
    2,388,015.40x = 3,460,480,036,714.14
  5. Step 5: Solve for x
    x = 3,460,480,036,714.14/2,388,015.40
  6. Step 6: Final answer
    x = 1,449,102.90

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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.