Home / 1,282,000.91-1,923,004.63-523,842.38

Finding the Fourth Proportional to 1,282,000.91, 1,923,004.63 and 523,842.38

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Solution

The fourth proportional to 1,282,000.91, 1,923,004.63 and 523,842.38 is: 785,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,000.91 : 1,923,004.63 = 523,842.38 : x
  2. Step 2: Convert to fraction form
    1,282,000.91/1,923,004.63 = 523,842.38/x
  3. Step 3: Cross multiply
    1,282,000.91x = 1,923,004.63 × 523,842.38
  4. Step 4: Simplify right side
    1,282,000.91x = 1,007,351,322,130.22
  5. Step 5: Solve for x
    x = 1,007,351,322,130.22/1,282,000.91
  6. Step 6: Final answer
    x = 785,764.90

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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.