Home / 2,588,947.72-3,883,418.22-695,689.20

Finding the Fourth Proportional to 2,588,947.72, 3,883,418.22 and 695,689.20

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Solution

The fourth proportional to 2,588,947.72, 3,883,418.22 and 695,689.20 is: 1,043,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,947.72 : 3,883,418.22 = 695,689.20 : x
  2. Step 2: Convert to fraction form
    2,588,947.72/3,883,418.22 = 695,689.20/x
  3. Step 3: Cross multiply
    2,588,947.72x = 3,883,418.22 × 695,689.20
  4. Step 4: Simplify right side
    2,588,947.72x = 2,701,652,114,737.22
  5. Step 5: Solve for x
    x = 2,701,652,114,737.22/2,588,947.72
  6. Step 6: Final answer
    x = 1,043,532.90

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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.