Home / 2,043,916.30-3,065,874.45-978,409.90

Finding the Fourth Proportional to 2,043,916.30, 3,065,874.45 and 978,409.90

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Solution

The fourth proportional to 2,043,916.30, 3,065,874.45 and 978,409.90 is: 1,467,614.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,916.30 : 3,065,874.45 = 978,409.90 : x
  2. Step 2: Convert to fraction form
    2,043,916.30/3,065,874.45 = 978,409.90/x
  3. Step 3: Cross multiply
    2,043,916.30x = 3,065,874.45 × 978,409.90
  4. Step 4: Simplify right side
    2,043,916.30x = 2,999,681,914,037.06
  5. Step 5: Solve for x
    x = 2,999,681,914,037.06/2,043,916.30
  6. Step 6: Final answer
    x = 1,467,614.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.