Home / 1,136,359.56-1,704,096.36-426,000

Finding the Fourth Proportional to 1,136,359.56, 1,704,096.36 and 426,000

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Solution

The fourth proportional to 1,136,359.56, 1,704,096.36 and 426,000 is: 638,833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,359.56 : 1,704,096.36 = 426,000 : x
  2. Step 2: Convert to fraction form
    1,136,359.56/1,704,096.36 = 426,000/x
  3. Step 3: Cross multiply
    1,136,359.56x = 1,704,096.36 × 426,000
  4. Step 4: Simplify right side
    1,136,359.56x = 725,945,049,360
  5. Step 5: Solve for x
    x = 725,945,049,360/1,136,359.56
  6. Step 6: Final answer
    x = 638,833.94

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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.