Home / 1,321,920.48-1,982,887.56-601,758.55

Finding the Fourth Proportional to 1,321,920.48, 1,982,887.56 and 601,758.55

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Solution

The fourth proportional to 1,321,920.48, 1,982,887.56 and 601,758.55 is: 902,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,920.48 : 1,982,887.56 = 601,758.55 : x
  2. Step 2: Convert to fraction form
    1,321,920.48/1,982,887.56 = 601,758.55/x
  3. Step 3: Cross multiply
    1,321,920.48x = 1,982,887.56 × 601,758.55
  4. Step 4: Simplify right side
    1,321,920.48x = 1,193,219,533,004.20
  5. Step 5: Solve for x
    x = 1,193,219,533,004.20/1,321,920.48
  6. Step 6: Final answer
    x = 902,640.93

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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.