Home / 1,161,738.05-1,743,289.70-487,767.52

Finding the Fourth Proportional to 1,161,738.05, 1,743,289.70 and 487,767.52

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Solution

The fourth proportional to 1,161,738.05, 1,743,289.70 and 487,767.52 is: 731,937.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,738.05 : 1,743,289.70 = 487,767.52 : x
  2. Step 2: Convert to fraction form
    1,161,738.05/1,743,289.70 = 487,767.52/x
  3. Step 3: Cross multiply
    1,161,738.05x = 1,743,289.70 × 487,767.52
  4. Step 4: Simplify right side
    1,161,738.05x = 850,320,097,466.36
  5. Step 5: Solve for x
    x = 850,320,097,466.36/1,161,738.05
  6. Step 6: Final answer
    x = 731,937.89

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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.