Home / 1,103,018.92-1,522,107.64-619,604.44

Finding the Fourth Proportional to 1,103,018.92, 1,522,107.64 and 619,604.44

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Solution

The fourth proportional to 1,103,018.92, 1,522,107.64 and 619,604.44 is: 855,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,018.92 : 1,522,107.64 = 619,604.44 : x
  2. Step 2: Convert to fraction form
    1,103,018.92/1,522,107.64 = 619,604.44/x
  3. Step 3: Cross multiply
    1,103,018.92x = 1,522,107.64 × 619,604.44
  4. Step 4: Simplify right side
    1,103,018.92x = 943,104,651,901.92
  5. Step 5: Solve for x
    x = 943,104,651,901.92/1,103,018.92
  6. Step 6: Final answer
    x = 855,021.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.