Home / 2,055,761.55-2,836,916.60-1,137,971.28

Finding the Fourth Proportional to 2,055,761.55, 2,836,916.60 and 1,137,971.28

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Solution

The fourth proportional to 2,055,761.55, 2,836,916.60 and 1,137,971.28 is: 1,570,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,761.55 : 2,836,916.60 = 1,137,971.28 : x
  2. Step 2: Convert to fraction form
    2,055,761.55/2,836,916.60 = 1,137,971.28/x
  3. Step 3: Cross multiply
    2,055,761.55x = 2,836,916.60 × 1,137,971.28
  4. Step 4: Simplify right side
    2,055,761.55x = 3,228,329,608,347.05
  5. Step 5: Solve for x
    x = 3,228,329,608,347.05/2,055,761.55
  6. Step 6: Final answer
    x = 1,570,381.36

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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.