Home / 4,219,230.21-5,822,565.64-2,285,490.78

Finding the Fourth Proportional to 4,219,230.21, 5,822,565.64 and 2,285,490.78

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Solution

The fourth proportional to 4,219,230.21, 5,822,565.64 and 2,285,490.78 is: 3,153,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219,230.21 : 5,822,565.64 = 2,285,490.78 : x
  2. Step 2: Convert to fraction form
    4,219,230.21/5,822,565.64 = 2,285,490.78/x
  3. Step 3: Cross multiply
    4,219,230.21x = 5,822,565.64 × 2,285,490.78
  4. Step 4: Simplify right side
    4,219,230.21x = 13,307,420,057,051.97
  5. Step 5: Solve for x
    x = 13,307,420,057,051.97/4,219,230.21
  6. Step 6: Final answer
    x = 3,153,992.41

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Double scale
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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.