Home / 2,943,253.92-4,059,161.28-1,909,743.60

Finding the Fourth Proportional to 2,943,253.92, 4,059,161.28 and 1,909,743.60

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Solution

The fourth proportional to 2,943,253.92, 4,059,161.28 and 1,909,743.60 is: 2,633,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,253.92 : 4,059,161.28 = 1,909,743.60 : x
  2. Step 2: Convert to fraction form
    2,943,253.92/4,059,161.28 = 1,909,743.60/x
  3. Step 3: Cross multiply
    2,943,253.92x = 4,059,161.28 × 1,909,743.60
  4. Step 4: Simplify right side
    2,943,253.92x = 7,751,957,275,847.81
  5. Step 5: Solve for x
    x = 7,751,957,275,847.81/2,943,253.92
  6. Step 6: Final answer
    x = 2,633,805.13

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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.