Home / 2,857,933.22-3,943,953.49-1,696,612.42

Finding the Fourth Proportional to 2,857,933.22, 3,943,953.49 and 1,696,612.42

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Solution

The fourth proportional to 2,857,933.22, 3,943,953.49 and 1,696,612.42 is: 2,341,328.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,933.22 : 3,943,953.49 = 1,696,612.42 : x
  2. Step 2: Convert to fraction form
    2,857,933.22/3,943,953.49 = 1,696,612.42/x
  3. Step 3: Cross multiply
    2,857,933.22x = 3,943,953.49 × 1,696,612.42
  4. Step 4: Simplify right side
    2,857,933.22x = 6,691,360,456,693.40
  5. Step 5: Solve for x
    x = 6,691,360,456,693.40/2,857,933.22
  6. Step 6: Final answer
    x = 2,341,328.48

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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.