Home / 1,909,579.22-2,635,166.77-1,050,139.48

Finding the Fourth Proportional to 1,909,579.22, 2,635,166.77 and 1,050,139.48

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Solution

The fourth proportional to 1,909,579.22, 2,635,166.77 and 1,050,139.48 is: 1,449,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,579.22 : 2,635,166.77 = 1,050,139.48 : x
  2. Step 2: Convert to fraction form
    1,909,579.22/2,635,166.77 = 1,050,139.48/x
  3. Step 3: Cross multiply
    1,909,579.22x = 2,635,166.77 × 1,050,139.48
  4. Step 4: Simplify right side
    1,909,579.22x = 2,767,292,656,310.38
  5. Step 5: Solve for x
    x = 2,767,292,656,310.38/1,909,579.22
  6. Step 6: Final answer
    x = 1,449,163.58

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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.