Home / 2,055,669.13-2,836,789.02-1,137,878.55

Finding the Fourth Proportional to 2,055,669.13, 2,836,789.02 and 1,137,878.55

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Solution

The fourth proportional to 2,055,669.13, 2,836,789.02 and 1,137,878.55 is: 1,570,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,669.13 : 2,836,789.02 = 1,137,878.55 : x
  2. Step 2: Convert to fraction form
    2,055,669.13/2,836,789.02 = 1,137,878.55/x
  3. Step 3: Cross multiply
    2,055,669.13x = 2,836,789.02 × 1,137,878.55
  4. Step 4: Simplify right side
    2,055,669.13x = 3,227,921,376,733.52
  5. Step 5: Solve for x
    x = 3,227,921,376,733.52/2,055,669.13
  6. Step 6: Final answer
    x = 1,570,253.37

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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.