Home / 1,490,304.70-2,236,441.20-850,607.20

Finding the Fourth Proportional to 1,490,304.70, 2,236,441.20 and 850,607.20

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Solution

The fourth proportional to 1,490,304.70, 2,236,441.20 and 850,607.20 is: 1,276,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,304.70 : 2,236,441.20 = 850,607.20 : x
  2. Step 2: Convert to fraction form
    1,490,304.70/2,236,441.20 = 850,607.20/x
  3. Step 3: Cross multiply
    1,490,304.70x = 2,236,441.20 × 850,607.20
  4. Step 4: Simplify right side
    1,490,304.70x = 1,902,332,987,096.64
  5. Step 5: Solve for x
    x = 1,902,332,987,096.64/1,490,304.70
  6. Step 6: Final answer
    x = 1,276,472.51

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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.