Home / 1,492,231.80-2,238,498.90-481,092.60

Finding the Fourth Proportional to 1,492,231.80, 2,238,498.90 and 481,092.60

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Solution

The fourth proportional to 1,492,231.80, 2,238,498.90 and 481,092.60 is: 721,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,231.80 : 2,238,498.90 = 481,092.60 : x
  2. Step 2: Convert to fraction form
    1,492,231.80/2,238,498.90 = 481,092.60/x
  3. Step 3: Cross multiply
    1,492,231.80x = 2,238,498.90 × 481,092.60
  4. Step 4: Simplify right side
    1,492,231.80x = 1,076,925,255,898.14
  5. Step 5: Solve for x
    x = 1,076,925,255,898.14/1,492,231.80
  6. Step 6: Final answer
    x = 721,687.65

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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.