Home / 1,197,532.80-1,796,299.20-819,619.20

Finding the Fourth Proportional to 1,197,532.80, 1,796,299.20 and 819,619.20

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Solution

The fourth proportional to 1,197,532.80, 1,796,299.20 and 819,619.20 is: 1,229,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,532.80 : 1,796,299.20 = 819,619.20 : x
  2. Step 2: Convert to fraction form
    1,197,532.80/1,796,299.20 = 819,619.20/x
  3. Step 3: Cross multiply
    1,197,532.80x = 1,796,299.20 × 819,619.20
  4. Step 4: Simplify right side
    1,197,532.80x = 1,472,281,313,264.64
  5. Step 5: Solve for x
    x = 1,472,281,313,264.64/1,197,532.80
  6. Step 6: Final answer
    x = 1,229,428.80

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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.