Home / 1,774,481.34-2,661,722.05-426,644.01

Finding the Fourth Proportional to 1,774,481.34, 2,661,722.05 and 426,644.01

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Solution

The fourth proportional to 1,774,481.34, 2,661,722.05 and 426,644.01 is: 639,966.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,481.34 : 2,661,722.05 = 426,644.01 : x
  2. Step 2: Convert to fraction form
    1,774,481.34/2,661,722.05 = 426,644.01/x
  3. Step 3: Cross multiply
    1,774,481.34x = 2,661,722.05 × 426,644.01
  4. Step 4: Simplify right side
    1,774,481.34x = 1,135,607,755,608.81
  5. Step 5: Solve for x
    x = 1,135,607,755,608.81/1,774,481.34
  6. Step 6: Final answer
    x = 639,966.02

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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.