Home / 1,492,014.80-2,238,458.92-481,116.43

Finding the Fourth Proportional to 1,492,014.80, 2,238,458.92 and 481,116.43

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Solution

The fourth proportional to 1,492,014.80, 2,238,458.92 and 481,116.43 is: 721,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,014.80 : 2,238,458.92 = 481,116.43 : x
  2. Step 2: Convert to fraction form
    1,492,014.80/2,238,458.92 = 481,116.43/x
  3. Step 3: Cross multiply
    1,492,014.80x = 2,238,458.92 × 481,116.43
  4. Step 4: Simplify right side
    1,492,014.80x = 1,076,959,354,649.15
  5. Step 5: Solve for x
    x = 1,076,959,354,649.15/1,492,014.80
  6. Step 6: Final answer
    x = 721,815.46

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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.