Home / 1,145,597.60-1,718,617.67-435,570.44

Finding the Fourth Proportional to 1,145,597.60, 1,718,617.67 and 435,570.44

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Solution

The fourth proportional to 1,145,597.60, 1,718,617.67 and 435,570.44 is: 653,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,597.60 : 1,718,617.67 = 435,570.44 : x
  2. Step 2: Convert to fraction form
    1,145,597.60/1,718,617.67 = 435,570.44/x
  3. Step 3: Cross multiply
    1,145,597.60x = 1,718,617.67 × 435,570.44
  4. Step 4: Simplify right side
    1,145,597.60x = 748,579,043,942.73
  5. Step 5: Solve for x
    x = 748,579,043,942.73/1,145,597.60
  6. Step 6: Final answer
    x = 653,439.78

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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.