Home / 1,339,606.43-1,848,614.22-766,634.30

Finding the Fourth Proportional to 1,339,606.43, 1,848,614.22 and 766,634.30

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Solution

The fourth proportional to 1,339,606.43, 1,848,614.22 and 766,634.30 is: 1,057,930.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,606.43 : 1,848,614.22 = 766,634.30 : x
  2. Step 2: Convert to fraction form
    1,339,606.43/1,848,614.22 = 766,634.30/x
  3. Step 3: Cross multiply
    1,339,606.43x = 1,848,614.22 × 766,634.30
  4. Step 4: Simplify right side
    1,339,606.43x = 1,417,211,059,276.68
  5. Step 5: Solve for x
    x = 1,417,211,059,276.68/1,339,606.43
  6. Step 6: Final answer
    x = 1,057,930.92

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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.