Home / 1,941,385.21-2,679,120.02-1,070,201.25

Finding the Fourth Proportional to 1,941,385.21, 2,679,120.02 and 1,070,201.25

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Solution

The fourth proportional to 1,941,385.21, 2,679,120.02 and 1,070,201.25 is: 1,476,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,385.21 : 2,679,120.02 = 1,070,201.25 : x
  2. Step 2: Convert to fraction form
    1,941,385.21/2,679,120.02 = 1,070,201.25/x
  3. Step 3: Cross multiply
    1,941,385.21x = 2,679,120.02 × 1,070,201.25
  4. Step 4: Simplify right side
    1,941,385.21x = 2,867,197,594,304.03
  5. Step 5: Solve for x
    x = 2,867,197,594,304.03/1,941,385.21
  6. Step 6: Final answer
    x = 1,476,882.37

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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.