Home / 3,869,950.52-5,340,535.16-2,127,649.57

Finding the Fourth Proportional to 3,869,950.52, 5,340,535.16 and 2,127,649.57

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Solution

The fourth proportional to 3,869,950.52, 5,340,535.16 and 2,127,649.57 is: 2,936,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,950.52 : 5,340,535.16 = 2,127,649.57 : x
  2. Step 2: Convert to fraction form
    3,869,950.52/5,340,535.16 = 2,127,649.57/x
  3. Step 3: Cross multiply
    3,869,950.52x = 5,340,535.16 × 2,127,649.57
  4. Step 4: Simplify right side
    3,869,950.52x = 11,362,787,312,754.29
  5. Step 5: Solve for x
    x = 11,362,787,312,754.29/3,869,950.52
  6. Step 6: Final answer
    x = 2,936,158.29

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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.