Home / 998,319.53-1,377,963.16-590,563.19

Finding the Fourth Proportional to 998,319.53, 1,377,963.16 and 590,563.19

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Solution

The fourth proportional to 998,319.53, 1,377,963.16 and 590,563.19 is: 815,144.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,319.53 : 1,377,963.16 = 590,563.19 : x
  2. Step 2: Convert to fraction form
    998,319.53/1,377,963.16 = 590,563.19/x
  3. Step 3: Cross multiply
    998,319.53x = 1,377,963.16 × 590,563.19
  4. Step 4: Simplify right side
    998,319.53x = 813,774,321,440.58
  5. Step 5: Solve for x
    x = 813,774,321,440.58/998,319.53
  6. Step 6: Final answer
    x = 815,144.14

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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.