Home / 839,922.40-1,259,883.60-825,925.60

Finding the Fourth Proportional to 839,922.40, 1,259,883.60 and 825,925.60

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Solution

The fourth proportional to 839,922.40, 1,259,883.60 and 825,925.60 is: 1,238,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,922.40 : 1,259,883.60 = 825,925.60 : x
  2. Step 2: Convert to fraction form
    839,922.40/1,259,883.60 = 825,925.60/x
  3. Step 3: Cross multiply
    839,922.40x = 1,259,883.60 × 825,925.60
  4. Step 4: Simplify right side
    839,922.40x = 1,040,570,118,260.16
  5. Step 5: Solve for x
    x = 1,040,570,118,260.16/839,922.40
  6. Step 6: Final answer
    x = 1,238,888.40

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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.