Home / 2,819,398.74-4,229,021.57-1,953,988.26

Finding the Fourth Proportional to 2,819,398.74, 4,229,021.57 and 1,953,988.26

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Solution

The fourth proportional to 2,819,398.74, 4,229,021.57 and 1,953,988.26 is: 2,930,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,398.74 : 4,229,021.57 = 1,953,988.26 : x
  2. Step 2: Convert to fraction form
    2,819,398.74/4,229,021.57 = 1,953,988.26/x
  3. Step 3: Cross multiply
    2,819,398.74x = 4,229,021.57 × 1,953,988.26
  4. Step 4: Simplify right side
    2,819,398.74x = 8,263,458,489,296.83
  5. Step 5: Solve for x
    x = 8,263,458,489,296.83/2,819,398.74
  6. Step 6: Final answer
    x = 2,930,929.34

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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.