Home / 1,569,105.40-2,352,491.70-859,934.20

Finding the Fourth Proportional to 1,569,105.40, 2,352,491.70 and 859,934.20

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Solution

The fourth proportional to 1,569,105.40, 2,352,491.70 and 859,934.20 is: 1,289,262.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,105.40 : 2,352,491.70 = 859,934.20 : x
  2. Step 2: Convert to fraction form
    1,569,105.40/2,352,491.70 = 859,934.20/x
  3. Step 3: Cross multiply
    1,569,105.40x = 2,352,491.70 × 859,934.20
  4. Step 4: Simplify right side
    1,569,105.40x = 2,022,988,068,046.14
  5. Step 5: Solve for x
    x = 2,022,988,068,046.14/1,569,105.40
  6. Step 6: Final answer
    x = 1,289,262.06

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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.