Home / 2,716,496.20-4,074,744.30-919,438.30

Finding the Fourth Proportional to 2,716,496.20, 4,074,744.30 and 919,438.30

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Solution

The fourth proportional to 2,716,496.20, 4,074,744.30 and 919,438.30 is: 1,379,157.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,496.20 : 4,074,744.30 = 919,438.30 : x
  2. Step 2: Convert to fraction form
    2,716,496.20/4,074,744.30 = 919,438.30/x
  3. Step 3: Cross multiply
    2,716,496.20x = 4,074,744.30 × 919,438.30
  4. Step 4: Simplify right side
    2,716,496.20x = 3,746,475,972,126.69
  5. Step 5: Solve for x
    x = 3,746,475,972,126.69/2,716,496.20
  6. Step 6: Final answer
    x = 1,379,157.45

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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.