Home / 2,247,343.80-3,371,015.70-1,239,574.20

Finding the Fourth Proportional to 2,247,343.80, 3,371,015.70 and 1,239,574.20

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Solution

The fourth proportional to 2,247,343.80, 3,371,015.70 and 1,239,574.20 is: 1,859,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,343.80 : 3,371,015.70 = 1,239,574.20 : x
  2. Step 2: Convert to fraction form
    2,247,343.80/3,371,015.70 = 1,239,574.20/x
  3. Step 3: Cross multiply
    2,247,343.80x = 3,371,015.70 × 1,239,574.20
  4. Step 4: Simplify right side
    2,247,343.80x = 4,178,624,089,514.94
  5. Step 5: Solve for x
    x = 4,178,624,089,514.94/2,247,343.80
  6. Step 6: Final answer
    x = 1,859,361.30

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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.