Home / 1,660,245.52-2,490,120.40-462,042.90

Finding the Fourth Proportional to 1,660,245.52, 2,490,120.40 and 462,042.90

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Solution

The fourth proportional to 1,660,245.52, 2,490,120.40 and 462,042.90 is: 692,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,245.52 : 2,490,120.40 = 462,042.90 : x
  2. Step 2: Convert to fraction form
    1,660,245.52/2,490,120.40 = 462,042.90/x
  3. Step 3: Cross multiply
    1,660,245.52x = 2,490,120.40 × 462,042.90
  4. Step 4: Simplify right side
    1,660,245.52x = 1,150,542,450,965.16
  5. Step 5: Solve for x
    x = 1,150,542,450,965.16/1,660,245.52
  6. Step 6: Final answer
    x = 692,995.37

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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.