Home / 1,235,772.43-1,705,544.93-691,943.22

Finding the Fourth Proportional to 1,235,772.43, 1,705,544.93 and 691,943.22

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Solution

The fourth proportional to 1,235,772.43, 1,705,544.93 and 691,943.22 is: 954,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,772.43 : 1,705,544.93 = 691,943.22 : x
  2. Step 2: Convert to fraction form
    1,235,772.43/1,705,544.93 = 691,943.22/x
  3. Step 3: Cross multiply
    1,235,772.43x = 1,705,544.93 × 691,943.22
  4. Step 4: Simplify right side
    1,235,772.43x = 1,180,140,252,448.73
  5. Step 5: Solve for x
    x = 1,180,140,252,448.73/1,235,772.43
  6. Step 6: Final answer
    x = 954,981.86

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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.