Home / 4,219,081.72-5,821,987.55-2,383,699.38

Finding the Fourth Proportional to 4,219,081.72, 5,821,987.55 and 2,383,699.38

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Solution

The fourth proportional to 4,219,081.72, 5,821,987.55 and 2,383,699.38 is: 3,289,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219,081.72 : 5,821,987.55 = 2,383,699.38 : x
  2. Step 2: Convert to fraction form
    4,219,081.72/5,821,987.55 = 2,383,699.38/x
  3. Step 3: Cross multiply
    4,219,081.72x = 5,821,987.55 × 2,383,699.38
  4. Step 4: Simplify right side
    4,219,081.72x = 13,877,868,113,302.72
  5. Step 5: Solve for x
    x = 13,877,868,113,302.72/4,219,081.72
  6. Step 6: Final answer
    x = 3,289,310.10

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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.