Home / 2,689,065.72-3,710,864.54-1,465,381.82

Finding the Fourth Proportional to 2,689,065.72, 3,710,864.54 and 1,465,381.82

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Solution

The fourth proportional to 2,689,065.72, 3,710,864.54 and 1,465,381.82 is: 2,022,201.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,065.72 : 3,710,864.54 = 1,465,381.82 : x
  2. Step 2: Convert to fraction form
    2,689,065.72/3,710,864.54 = 1,465,381.82/x
  3. Step 3: Cross multiply
    2,689,065.72x = 3,710,864.54 × 1,465,381.82
  4. Step 4: Simplify right side
    2,689,065.72x = 5,437,833,407,517.43
  5. Step 5: Solve for x
    x = 5,437,833,407,517.43/2,689,065.72
  6. Step 6: Final answer
    x = 2,022,201.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.