Home / 994,493.60-1,492,906.80-987,495.20

Finding the Fourth Proportional to 994,493.60, 1,492,906.80 and 987,495.20

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Solution

The fourth proportional to 994,493.60, 1,492,906.80 and 987,495.20 is: 1,482,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,493.60 : 1,492,906.80 = 987,495.20 : x
  2. Step 2: Convert to fraction form
    994,493.60/1,492,906.80 = 987,495.20/x
  3. Step 3: Cross multiply
    994,493.60x = 1,492,906.80 × 987,495.20
  4. Step 4: Simplify right side
    994,493.60x = 1,474,238,299,047.36
  5. Step 5: Solve for x
    x = 1,474,238,299,047.36/994,493.60
  6. Step 6: Final answer
    x = 1,482,400.99

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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.