Home / 2,857,932.47-3,943,952.40-1,696,611.63

Finding the Fourth Proportional to 2,857,932.47, 3,943,952.40 and 1,696,611.63

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Solution

The fourth proportional to 2,857,932.47, 3,943,952.40 and 1,696,611.63 is: 2,341,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,932.47 : 3,943,952.40 = 1,696,611.63 : x
  2. Step 2: Convert to fraction form
    2,857,932.47/3,943,952.40 = 1,696,611.63/x
  3. Step 3: Cross multiply
    2,857,932.47x = 3,943,952.40 × 1,696,611.63
  4. Step 4: Simplify right side
    2,857,932.47x = 6,691,355,490,286.65
  5. Step 5: Solve for x
    x = 6,691,355,490,286.65/2,857,932.47
  6. Step 6: Final answer
    x = 2,341,327.37

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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.