Home / 2,256,825.87-3,114,363.45-1,263,379.77

Finding the Fourth Proportional to 2,256,825.87, 3,114,363.45 and 1,263,379.77

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Solution

The fourth proportional to 2,256,825.87, 3,114,363.45 and 1,263,379.77 is: 1,743,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,825.87 : 3,114,363.45 = 1,263,379.77 : x
  2. Step 2: Convert to fraction form
    2,256,825.87/3,114,363.45 = 1,263,379.77/x
  3. Step 3: Cross multiply
    2,256,825.87x = 3,114,363.45 × 1,263,379.77
  4. Step 4: Simplify right side
    2,256,825.87x = 3,934,623,779,157.41
  5. Step 5: Solve for x
    x = 3,934,623,779,157.41/2,256,825.87
  6. Step 6: Final answer
    x = 1,743,432.59

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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.