Home / 1,095,040.56-1,640,270.52-880,650.78

Finding the Fourth Proportional to 1,095,040.56, 1,640,270.52 and 880,650.78

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Solution

The fourth proportional to 1,095,040.56, 1,640,270.52 and 880,650.78 is: 1,319,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,040.56 : 1,640,270.52 = 880,650.78 : x
  2. Step 2: Convert to fraction form
    1,095,040.56/1,640,270.52 = 880,650.78/x
  3. Step 3: Cross multiply
    1,095,040.56x = 1,640,270.52 × 880,650.78
  4. Step 4: Simplify right side
    1,095,040.56x = 1,444,505,512,849.01
  5. Step 5: Solve for x
    x = 1,444,505,512,849.01/1,095,040.56
  6. Step 6: Final answer
    x = 1,319,134.25

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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.