Home / 3,717,961.81-5,130,828.63-2,064,221.62

Finding the Fourth Proportional to 3,717,961.81, 5,130,828.63 and 2,064,221.62

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Solution

The fourth proportional to 3,717,961.81, 5,130,828.63 and 2,064,221.62 is: 2,848,648.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717,961.81 : 5,130,828.63 = 2,064,221.62 : x
  2. Step 2: Convert to fraction form
    3,717,961.81/5,130,828.63 = 2,064,221.62/x
  3. Step 3: Cross multiply
    3,717,961.81x = 5,130,828.63 × 2,064,221.62
  4. Step 4: Simplify right side
    3,717,961.81x = 10,591,167,386,560.98
  5. Step 5: Solve for x
    x = 10,591,167,386,560.98/3,717,961.81
  6. Step 6: Final answer
    x = 2,848,648.78

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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.