Home / 998,527.80-1,497,791.70-979,865.40

Finding the Fourth Proportional to 998,527.80, 1,497,791.70 and 979,865.40

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Solution

The fourth proportional to 998,527.80, 1,497,791.70 and 979,865.40 is: 1,469,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,527.80 : 1,497,791.70 = 979,865.40 : x
  2. Step 2: Convert to fraction form
    998,527.80/1,497,791.70 = 979,865.40/x
  3. Step 3: Cross multiply
    998,527.80x = 1,497,791.70 × 979,865.40
  4. Step 4: Simplify right side
    998,527.80x = 1,467,634,263,237.18
  5. Step 5: Solve for x
    x = 1,467,634,263,237.18/998,527.80
  6. Step 6: Final answer
    x = 1,469,798.10

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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.