Home / 3,919,750.21-5,408,753.63-2,287,783.27

Finding the Fourth Proportional to 3,919,750.21, 5,408,753.63 and 2,287,783.27

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Solution

The fourth proportional to 3,919,750.21, 5,408,753.63 and 2,287,783.27 is: 3,156,848.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,750.21 : 5,408,753.63 = 2,287,783.27 : x
  2. Step 2: Convert to fraction form
    3,919,750.21/5,408,753.63 = 2,287,783.27/x
  3. Step 3: Cross multiply
    3,919,750.21x = 5,408,753.63 × 2,287,783.27
  4. Step 4: Simplify right side
    3,919,750.21x = 12,374,056,066,265.77
  5. Step 5: Solve for x
    x = 12,374,056,066,265.77/3,919,750.21
  6. Step 6: Final answer
    x = 3,156,848.12

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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.