Home / 2,335,143.85-3,222,425.40-1,368,917.66

Finding the Fourth Proportional to 2,335,143.85, 3,222,425.40 and 1,368,917.66

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Solution

The fourth proportional to 2,335,143.85, 3,222,425.40 and 1,368,917.66 is: 1,889,063.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335,143.85 : 3,222,425.40 = 1,368,917.66 : x
  2. Step 2: Convert to fraction form
    2,335,143.85/3,222,425.40 = 1,368,917.66/x
  3. Step 3: Cross multiply
    2,335,143.85x = 3,222,425.40 × 1,368,917.66
  4. Step 4: Simplify right side
    2,335,143.85x = 4,411,235,041,015.19
  5. Step 5: Solve for x
    x = 4,411,235,041,015.19/2,335,143.85
  6. Step 6: Final answer
    x = 1,889,063.51

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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.