Home / 1,295,814.88-1,944,313.08-665,171.92

Finding the Fourth Proportional to 1,295,814.88, 1,944,313.08 and 665,171.92

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Solution

The fourth proportional to 1,295,814.88, 1,944,313.08 and 665,171.92 is: 998,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,814.88 : 1,944,313.08 = 665,171.92 : x
  2. Step 2: Convert to fraction form
    1,295,814.88/1,944,313.08 = 665,171.92/x
  3. Step 3: Cross multiply
    1,295,814.88x = 1,944,313.08 × 665,171.92
  4. Step 4: Simplify right side
    1,295,814.88x = 1,293,302,464,504.71
  5. Step 5: Solve for x
    x = 1,293,302,464,504.71/1,295,814.88
  6. Step 6: Final answer
    x = 998,061.13

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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.