Home / 1,663,760.19-2,295,989.07-899,813.75

Finding the Fourth Proportional to 1,663,760.19, 2,295,989.07 and 899,813.75

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Solution

The fourth proportional to 1,663,760.19, 2,295,989.07 and 899,813.75 is: 1,241,742.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,760.19 : 2,295,989.07 = 899,813.75 : x
  2. Step 2: Convert to fraction form
    1,663,760.19/2,295,989.07 = 899,813.75/x
  3. Step 3: Cross multiply
    1,663,760.19x = 2,295,989.07 × 899,813.75
  4. Step 4: Simplify right side
    1,663,760.19x = 2,065,962,530,536.64
  5. Step 5: Solve for x
    x = 2,065,962,530,536.64/1,663,760.19
  6. Step 6: Final answer
    x = 1,241,742.98

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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.