Home / 3,743,477.60-5,166,634.30-2,112,347.40

Finding the Fourth Proportional to 3,743,477.60, 5,166,634.30 and 2,112,347.40

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Solution

The fourth proportional to 3,743,477.60, 5,166,634.30 and 2,112,347.40 is: 2,915,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,477.60 : 5,166,634.30 = 2,112,347.40 : x
  2. Step 2: Convert to fraction form
    3,743,477.60/5,166,634.30 = 2,112,347.40/x
  3. Step 3: Cross multiply
    3,743,477.60x = 5,166,634.30 × 2,112,347.40
  4. Step 4: Simplify right side
    3,743,477.60x = 10,913,726,530,355.82
  5. Step 5: Solve for x
    x = 10,913,726,530,355.82/3,743,477.60
  6. Step 6: Final answer
    x = 2,915,397.85

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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.