Home / 1,138,736.88-1,708,105.32-465,136.02

Finding the Fourth Proportional to 1,138,736.88, 1,708,105.32 and 465,136.02

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Solution

The fourth proportional to 1,138,736.88, 1,708,105.32 and 465,136.02 is: 697,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,736.88 : 1,708,105.32 = 465,136.02 : x
  2. Step 2: Convert to fraction form
    1,138,736.88/1,708,105.32 = 465,136.02/x
  3. Step 3: Cross multiply
    1,138,736.88x = 1,708,105.32 × 465,136.02
  4. Step 4: Simplify right side
    1,138,736.88x = 794,501,310,285.63
  5. Step 5: Solve for x
    x = 794,501,310,285.63/1,138,736.88
  6. Step 6: Final answer
    x = 697,704.03

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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.