Home / 1,492,236.80-2,238,506.40-481,097.60

Finding the Fourth Proportional to 1,492,236.80, 2,238,506.40 and 481,097.60

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Solution

The fourth proportional to 1,492,236.80, 2,238,506.40 and 481,097.60 is: 721,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,236.80 : 2,238,506.40 = 481,097.60 : x
  2. Step 2: Convert to fraction form
    1,492,236.80/2,238,506.40 = 481,097.60/x
  3. Step 3: Cross multiply
    1,492,236.80x = 2,238,506.40 × 481,097.60
  4. Step 4: Simplify right side
    1,492,236.80x = 1,076,940,056,624.64
  5. Step 5: Solve for x
    x = 1,076,940,056,624.64/1,492,236.80
  6. Step 6: Final answer
    x = 721,695.15

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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.