Home / 998,224.25-1,375,935.59-780,053.74

Finding the Fourth Proportional to 998,224.25, 1,375,935.59 and 780,053.74

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Solution

The fourth proportional to 998,224.25, 1,375,935.59 and 780,053.74 is: 1,075,213.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,224.25 : 1,375,935.59 = 780,053.74 : x
  2. Step 2: Convert to fraction form
    998,224.25/1,375,935.59 = 780,053.74/x
  3. Step 3: Cross multiply
    998,224.25x = 1,375,935.59 × 780,053.74
  4. Step 4: Simplify right side
    998,224.25x = 1,073,303,701,488.90
  5. Step 5: Solve for x
    x = 1,073,303,701,488.90/998,224.25
  6. Step 6: Final answer
    x = 1,075,213.02

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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.