Home / 1,130,735.76-1,560,778.91-723,933.24

Finding the Fourth Proportional to 1,130,735.76, 1,560,778.91 and 723,933.24

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Solution

The fourth proportional to 1,130,735.76, 1,560,778.91 and 723,933.24 is: 999,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,735.76 : 1,560,778.91 = 723,933.24 : x
  2. Step 2: Convert to fraction form
    1,130,735.76/1,560,778.91 = 723,933.24/x
  3. Step 3: Cross multiply
    1,130,735.76x = 1,560,778.91 × 723,933.24
  4. Step 4: Simplify right side
    1,130,735.76x = 1,129,899,733,239.97
  5. Step 5: Solve for x
    x = 1,129,899,733,239.97/1,130,735.76
  6. Step 6: Final answer
    x = 999,260.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.