Home / 965,864.70-1,448,991.45-809,178.30

Finding the Fourth Proportional to 965,864.70, 1,448,991.45 and 809,178.30

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Solution

The fourth proportional to 965,864.70, 1,448,991.45 and 809,178.30 is: 1,213,930.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,864.70 : 1,448,991.45 = 809,178.30 : x
  2. Step 2: Convert to fraction form
    965,864.70/1,448,991.45 = 809,178.30/x
  3. Step 3: Cross multiply
    965,864.70x = 1,448,991.45 × 809,178.30
  4. Step 4: Simplify right side
    965,864.70x = 1,172,492,438,225.53
  5. Step 5: Solve for x
    x = 1,172,492,438,225.53/965,864.70
  6. Step 6: Final answer
    x = 1,213,930.31

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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.