Home / 1,128,861.36-1,692,462.60-567,330.48

Finding the Fourth Proportional to 1,128,861.36, 1,692,462.60 and 567,330.48

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Solution

The fourth proportional to 1,128,861.36, 1,692,462.60 and 567,330.48 is: 850,578.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,861.36 : 1,692,462.60 = 567,330.48 : x
  2. Step 2: Convert to fraction form
    1,128,861.36/1,692,462.60 = 567,330.48/x
  3. Step 3: Cross multiply
    1,128,861.36x = 1,692,462.60 × 567,330.48
  4. Step 4: Simplify right side
    1,128,861.36x = 960,185,619,240.05
  5. Step 5: Solve for x
    x = 960,185,619,240.05/1,128,861.36
  6. Step 6: Final answer
    x = 850,578.87

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1.5x scale

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.