Home / 3,919,335-5,408,267.58-2,200,648.92

Finding the Fourth Proportional to 3,919,335, 5,408,267.58 and 2,200,648.92

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Solution

The fourth proportional to 3,919,335, 5,408,267.58 and 2,200,648.92 is: 3,036,662.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,335 : 5,408,267.58 = 2,200,648.92 : x
  2. Step 2: Convert to fraction form
    3,919,335/5,408,267.58 = 2,200,648.92/x
  3. Step 3: Cross multiply
    3,919,335x = 5,408,267.58 × 2,200,648.92
  4. Step 4: Simplify right side
    3,919,335x = 11,901,698,208,998.01
  5. Step 5: Solve for x
    x = 11,901,698,208,998.01/3,919,335
  6. Step 6: Final answer
    x = 3,036,662.65

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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.