Home / 1,940,795.54-2,910,792.36-520,514

Finding the Fourth Proportional to 1,940,795.54, 2,910,792.36 and 520,514

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Solution

The fourth proportional to 1,940,795.54, 2,910,792.36 and 520,514 is: 780,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,795.54 : 2,910,792.36 = 520,514 : x
  2. Step 2: Convert to fraction form
    1,940,795.54/2,910,792.36 = 520,514/x
  3. Step 3: Cross multiply
    1,940,795.54x = 2,910,792.36 × 520,514
  4. Step 4: Simplify right side
    1,940,795.54x = 1,515,108,174,473.04
  5. Step 5: Solve for x
    x = 1,515,108,174,473.04/1,940,795.54
  6. Step 6: Final answer
    x = 780,663.47

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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.