Home / 992,391.20-1,488,586.80-941,069.60

Finding the Fourth Proportional to 992,391.20, 1,488,586.80 and 941,069.60

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Solution

The fourth proportional to 992,391.20, 1,488,586.80 and 941,069.60 is: 1,411,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,391.20 : 1,488,586.80 = 941,069.60 : x
  2. Step 2: Convert to fraction form
    992,391.20/1,488,586.80 = 941,069.60/x
  3. Step 3: Cross multiply
    992,391.20x = 1,488,586.80 × 941,069.60
  4. Step 4: Simplify right side
    992,391.20x = 1,400,863,784,441.28
  5. Step 5: Solve for x
    x = 1,400,863,784,441.28/992,391.20
  6. Step 6: Final answer
    x = 1,411,604.40

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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.