Home / 1,838,265.30-2,536,745.22-1,022,445.90

Finding the Fourth Proportional to 1,838,265.30, 2,536,745.22 and 1,022,445.90

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Solution

The fourth proportional to 1,838,265.30, 2,536,745.22 and 1,022,445.90 is: 1,410,941.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,265.30 : 2,536,745.22 = 1,022,445.90 : x
  2. Step 2: Convert to fraction form
    1,838,265.30/2,536,745.22 = 1,022,445.90/x
  3. Step 3: Cross multiply
    1,838,265.30x = 2,536,745.22 × 1,022,445.90
  4. Step 4: Simplify right side
    1,838,265.30x = 2,593,684,749,533.60
  5. Step 5: Solve for x
    x = 2,593,684,749,533.60/1,838,265.30
  6. Step 6: Final answer
    x = 1,410,941.47

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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.