Home / 3,105,692.48-4,284,858.79-1,881,606.71

Finding the Fourth Proportional to 3,105,692.48, 4,284,858.79 and 1,881,606.71

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Solution

The fourth proportional to 3,105,692.48, 4,284,858.79 and 1,881,606.71 is: 2,596,013.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,692.48 : 4,284,858.79 = 1,881,606.71 : x
  2. Step 2: Convert to fraction form
    3,105,692.48/4,284,858.79 = 1,881,606.71/x
  3. Step 3: Cross multiply
    3,105,692.48x = 4,284,858.79 × 1,881,606.71
  4. Step 4: Simplify right side
    3,105,692.48x = 8,062,419,063,730.64
  5. Step 5: Solve for x
    x = 8,062,419,063,730.64/3,105,692.48
  6. Step 6: Final answer
    x = 2,596,013.32

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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.