Home / 1,819,770.36-2,729,557.20-557,601.72

Finding the Fourth Proportional to 1,819,770.36, 2,729,557.20 and 557,601.72

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Solution

The fourth proportional to 1,819,770.36, 2,729,557.20 and 557,601.72 is: 836,372.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,770.36 : 2,729,557.20 = 557,601.72 : x
  2. Step 2: Convert to fraction form
    1,819,770.36/2,729,557.20 = 557,601.72/x
  3. Step 3: Cross multiply
    1,819,770.36x = 2,729,557.20 × 557,601.72
  4. Step 4: Simplify right side
    1,819,770.36x = 1,522,005,789,558.38
  5. Step 5: Solve for x
    x = 1,522,005,789,558.38/1,819,770.36
  6. Step 6: Final answer
    x = 836,372.45

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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.