Home / 1,554,608.66-2,331,996.46-489,734.06

Finding the Fourth Proportional to 1,554,608.66, 2,331,996.46 and 489,734.06

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Solution

The fourth proportional to 1,554,608.66, 2,331,996.46 and 489,734.06 is: 734,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,608.66 : 2,331,996.46 = 489,734.06 : x
  2. Step 2: Convert to fraction form
    1,554,608.66/2,331,996.46 = 489,734.06/x
  3. Step 3: Cross multiply
    1,554,608.66x = 2,331,996.46 × 489,734.06
  4. Step 4: Simplify right side
    1,554,608.66x = 1,142,058,094,261.43
  5. Step 5: Solve for x
    x = 1,142,058,094,261.43/1,554,608.66
  6. Step 6: Final answer
    x = 734,627.38

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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.