Home / 1,687,653.02-2,530,454.37-661,754.18

Finding the Fourth Proportional to 1,687,653.02, 2,530,454.37 and 661,754.18

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Solution

The fourth proportional to 1,687,653.02, 2,530,454.37 and 661,754.18 is: 992,229.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,653.02 : 2,530,454.37 = 661,754.18 : x
  2. Step 2: Convert to fraction form
    1,687,653.02/2,530,454.37 = 661,754.18/x
  3. Step 3: Cross multiply
    1,687,653.02x = 2,530,454.37 × 661,754.18
  4. Step 4: Simplify right side
    1,687,653.02x = 1,674,538,743,994.50
  5. Step 5: Solve for x
    x = 1,674,538,743,994.50/1,687,653.02
  6. Step 6: Final answer
    x = 992,229.28

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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.