Home / 1,103,283.15-1,522,447.74-619,753.86

Finding the Fourth Proportional to 1,103,283.15, 1,522,447.74 and 619,753.86

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Solution

The fourth proportional to 1,103,283.15, 1,522,447.74 and 619,753.86 is: 855,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,283.15 : 1,522,447.74 = 619,753.86 : x
  2. Step 2: Convert to fraction form
    1,103,283.15/1,522,447.74 = 619,753.86/x
  3. Step 3: Cross multiply
    1,103,283.15x = 1,522,447.74 × 619,753.86
  4. Step 4: Simplify right side
    1,103,283.15x = 943,542,863,513.28
  5. Step 5: Solve for x
    x = 943,542,863,513.28/1,103,283.15
  6. Step 6: Final answer
    x = 855,213.70

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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.