Home / 1,786,999.44-2,466,078.28-971,203.12

Finding the Fourth Proportional to 1,786,999.44, 2,466,078.28 and 971,203.12

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Solution

The fourth proportional to 1,786,999.44, 2,466,078.28 and 971,203.12 is: 1,340,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,999.44 : 2,466,078.28 = 971,203.12 : x
  2. Step 2: Convert to fraction form
    1,786,999.44/2,466,078.28 = 971,203.12/x
  3. Step 3: Cross multiply
    1,786,999.44x = 2,466,078.28 × 971,203.12
  4. Step 4: Simplify right side
    1,786,999.44x = 2,395,062,919,700.23
  5. Step 5: Solve for x
    x = 2,395,062,919,700.23/1,786,999.44
  6. Step 6: Final answer
    x = 1,340,270.66

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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.