Home / 994,719.60-1,492,079.40-923,860.80

Finding the Fourth Proportional to 994,719.60, 1,492,079.40 and 923,860.80

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Solution

The fourth proportional to 994,719.60, 1,492,079.40 and 923,860.80 is: 1,385,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,719.60 : 1,492,079.40 = 923,860.80 : x
  2. Step 2: Convert to fraction form
    994,719.60/1,492,079.40 = 923,860.80/x
  3. Step 3: Cross multiply
    994,719.60x = 1,492,079.40 × 923,860.80
  4. Step 4: Simplify right side
    994,719.60x = 1,378,473,668,147.52
  5. Step 5: Solve for x
    x = 1,378,473,668,147.52/994,719.60
  6. Step 6: Final answer
    x = 1,385,791.20

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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.