Home / 1,043,989.34-1,565,993.26-412,903.22

Finding the Fourth Proportional to 1,043,989.34, 1,565,993.26 and 412,903.22

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Solution

The fourth proportional to 1,043,989.34, 1,565,993.26 and 412,903.22 is: 619,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,989.34 : 1,565,993.26 = 412,903.22 : x
  2. Step 2: Convert to fraction form
    1,043,989.34/1,565,993.26 = 412,903.22/x
  3. Step 3: Cross multiply
    1,043,989.34x = 1,565,993.26 × 412,903.22
  4. Step 4: Simplify right side
    1,043,989.34x = 646,603,659,552.30
  5. Step 5: Solve for x
    x = 646,603,659,552.30/1,043,989.34
  6. Step 6: Final answer
    x = 619,358.49

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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.