Home / 1,265,173.92-1,897,323.48-412,025.22

Finding the Fourth Proportional to 1,265,173.92, 1,897,323.48 and 412,025.22

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Solution

The fourth proportional to 1,265,173.92, 1,897,323.48 and 412,025.22 is: 617,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,173.92 : 1,897,323.48 = 412,025.22 : x
  2. Step 2: Convert to fraction form
    1,265,173.92/1,897,323.48 = 412,025.22/x
  3. Step 3: Cross multiply
    1,265,173.92x = 1,897,323.48 × 412,025.22
  4. Step 4: Simplify right side
    1,265,173.92x = 781,745,124,258.17
  5. Step 5: Solve for x
    x = 781,745,124,258.17/1,265,173.92
  6. Step 6: Final answer
    x = 617,895.38

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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.