Home / 4,919,564.70-6,789,168.11-2,854,424.34

Finding the Fourth Proportional to 4,919,564.70, 6,789,168.11 and 2,854,424.34

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Solution

The fourth proportional to 4,919,564.70, 6,789,168.11 and 2,854,424.34 is: 3,939,203.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,564.70 : 6,789,168.11 = 2,854,424.34 : x
  2. Step 2: Convert to fraction form
    4,919,564.70/6,789,168.11 = 2,854,424.34/x
  3. Step 3: Cross multiply
    4,919,564.70x = 6,789,168.11 × 2,854,424.34
  4. Step 4: Simplify right side
    4,919,564.70x = 19,379,166,708,671.86
  5. Step 5: Solve for x
    x = 19,379,166,708,671.86/4,919,564.70
  6. Step 6: Final answer
    x = 3,939,203.55

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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.