Home / 1,340,715.16-2,010,789.01-441,943.28

Finding the Fourth Proportional to 1,340,715.16, 2,010,789.01 and 441,943.28

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Solution

The fourth proportional to 1,340,715.16, 2,010,789.01 and 441,943.28 is: 662,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,715.16 : 2,010,789.01 = 441,943.28 : x
  2. Step 2: Convert to fraction form
    1,340,715.16/2,010,789.01 = 441,943.28/x
  3. Step 3: Cross multiply
    1,340,715.16x = 2,010,789.01 × 441,943.28
  4. Step 4: Simplify right side
    1,340,715.16x = 888,654,690,467.35
  5. Step 5: Solve for x
    x = 888,654,690,467.35/1,340,715.16
  6. Step 6: Final answer
    x = 662,821.39

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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.