Home / 1,145,937.40-1,569,168.23-1,100,764.60

Finding the Fourth Proportional to 1,145,937.40, 1,569,168.23 and 1,100,764.60

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Solution

The fourth proportional to 1,145,937.40, 1,569,168.23 and 1,100,764.60 is: 1,507,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,937.40 : 1,569,168.23 = 1,100,764.60 : x
  2. Step 2: Convert to fraction form
    1,145,937.40/1,569,168.23 = 1,100,764.60/x
  3. Step 3: Cross multiply
    1,145,937.40x = 1,569,168.23 × 1,100,764.60
  4. Step 4: Simplify right side
    1,145,937.40x = 1,727,284,839,028.66
  5. Step 5: Solve for x
    x = 1,727,284,839,028.66/1,145,937.40
  6. Step 6: Final answer
    x = 1,507,311.69

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.