Home / 1,078,918.39-1,488,904.30-595,480.07

Finding the Fourth Proportional to 1,078,918.39, 1,488,904.30 and 595,480.07

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Solution

The fourth proportional to 1,078,918.39, 1,488,904.30 and 595,480.07 is: 821,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,918.39 : 1,488,904.30 = 595,480.07 : x
  2. Step 2: Convert to fraction form
    1,078,918.39/1,488,904.30 = 595,480.07/x
  3. Step 3: Cross multiply
    1,078,918.39x = 1,488,904.30 × 595,480.07
  4. Step 4: Simplify right side
    1,078,918.39x = 886,612,836,787.30
  5. Step 5: Solve for x
    x = 886,612,836,787.30/1,078,918.39
  6. Step 6: Final answer
    x = 821,760.80

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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.