Home / 1,661,046.58-2,292,216.87-935,968.60

Finding the Fourth Proportional to 1,661,046.58, 2,292,216.87 and 935,968.60

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Solution

The fourth proportional to 1,661,046.58, 2,292,216.87 and 935,968.60 is: 1,291,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,046.58 : 2,292,216.87 = 935,968.60 : x
  2. Step 2: Convert to fraction form
    1,661,046.58/2,292,216.87 = 935,968.60/x
  3. Step 3: Cross multiply
    1,661,046.58x = 2,292,216.87 × 935,968.60
  4. Step 4: Simplify right side
    1,661,046.58x = 2,145,443,014,710.28
  5. Step 5: Solve for x
    x = 2,145,443,014,710.28/1,661,046.58
  6. Step 6: Final answer
    x = 1,291,621.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.