Home / 1,785,749.76-2,678,999.04-523,474.56

Finding the Fourth Proportional to 1,785,749.76, 2,678,999.04 and 523,474.56

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Solution

The fourth proportional to 1,785,749.76, 2,678,999.04 and 523,474.56 is: 785,321.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,749.76 : 2,678,999.04 = 523,474.56 : x
  2. Step 2: Convert to fraction form
    1,785,749.76/2,678,999.04 = 523,474.56/x
  3. Step 3: Cross multiply
    1,785,749.76x = 2,678,999.04 × 523,474.56
  4. Step 4: Simplify right side
    1,785,749.76x = 1,402,387,843,704.42
  5. Step 5: Solve for x
    x = 1,402,387,843,704.42/1,785,749.76
  6. Step 6: Final answer
    x = 785,321.59

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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.