Home / 3,766,930.80-5,651,708.40-1,638,542.40

Finding the Fourth Proportional to 3,766,930.80, 5,651,708.40 and 1,638,542.40

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Solution

The fourth proportional to 3,766,930.80, 5,651,708.40 and 1,638,542.40 is: 2,458,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766,930.80 : 5,651,708.40 = 1,638,542.40 : x
  2. Step 2: Convert to fraction form
    3,766,930.80/5,651,708.40 = 1,638,542.40/x
  3. Step 3: Cross multiply
    3,766,930.80x = 5,651,708.40 × 1,638,542.40
  4. Step 4: Simplify right side
    3,766,930.80x = 9,260,563,845,836.16
  5. Step 5: Solve for x
    x = 9,260,563,845,836.16/3,766,930.80
  6. Step 6: Final answer
    x = 2,458,384.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.