Home / 3,204,394.68-4,421,762.22-1,914,978.36

Finding the Fourth Proportional to 3,204,394.68, 4,421,762.22 and 1,914,978.36

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Solution

The fourth proportional to 3,204,394.68, 4,421,762.22 and 1,914,978.36 is: 2,642,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204,394.68 : 4,421,762.22 = 1,914,978.36 : x
  2. Step 2: Convert to fraction form
    3,204,394.68/4,421,762.22 = 1,914,978.36/x
  3. Step 3: Cross multiply
    3,204,394.68x = 4,421,762.22 × 1,914,978.36
  4. Step 4: Simplify right side
    3,204,394.68x = 8,467,578,964,365.56
  5. Step 5: Solve for x
    x = 8,467,578,964,365.56/3,204,394.68
  6. Step 6: Final answer
    x = 2,642,489.40

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1.5x scale

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.