Home / 1,122,388.76-1,548,896.43-606,142.60

Finding the Fourth Proportional to 1,122,388.76, 1,548,896.43 and 606,142.60

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Solution

The fourth proportional to 1,122,388.76, 1,548,896.43 and 606,142.60 is: 836,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,388.76 : 1,548,896.43 = 606,142.60 : x
  2. Step 2: Convert to fraction form
    1,122,388.76/1,548,896.43 = 606,142.60/x
  3. Step 3: Cross multiply
    1,122,388.76x = 1,548,896.43 × 606,142.60
  4. Step 4: Simplify right side
    1,122,388.76x = 938,852,109,210.92
  5. Step 5: Solve for x
    x = 938,852,109,210.92/1,122,388.76
  6. Step 6: Final answer
    x = 836,476.76

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Double scale
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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.