Home / 994,510.60-1,492,932.30-987,512.20

Finding the Fourth Proportional to 994,510.60, 1,492,932.30 and 987,512.20

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Solution

The fourth proportional to 994,510.60, 1,492,932.30 and 987,512.20 is: 1,482,426.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,510.60 : 1,492,932.30 = 987,512.20 : x
  2. Step 2: Convert to fraction form
    994,510.60/1,492,932.30 = 987,512.20/x
  3. Step 3: Cross multiply
    994,510.60x = 1,492,932.30 × 987,512.20
  4. Step 4: Simplify right side
    994,510.60x = 1,474,288,860,024.06
  5. Step 5: Solve for x
    x = 1,474,288,860,024.06/994,510.60
  6. Step 6: Final answer
    x = 1,482,426.49

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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.