Home / 992,372.80-1,488,559.20-984,078.40

Finding the Fourth Proportional to 992,372.80, 1,488,559.20 and 984,078.40

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Solution

The fourth proportional to 992,372.80, 1,488,559.20 and 984,078.40 is: 1,476,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,372.80 : 1,488,559.20 = 984,078.40 : x
  2. Step 2: Convert to fraction form
    992,372.80/1,488,559.20 = 984,078.40/x
  3. Step 3: Cross multiply
    992,372.80x = 1,488,559.20 × 984,078.40
  4. Step 4: Simplify right side
    992,372.80x = 1,464,858,955,841.28
  5. Step 5: Solve for x
    x = 1,464,858,955,841.28/992,372.80
  6. Step 6: Final answer
    x = 1,476,117.60

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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.