Home / 1,265,037.75-1,897,555.07-412,108.02

Finding the Fourth Proportional to 1,265,037.75, 1,897,555.07 and 412,108.02

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Solution

The fourth proportional to 1,265,037.75, 1,897,555.07 and 412,108.02 is: 618,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,037.75 : 1,897,555.07 = 412,108.02 : x
  2. Step 2: Convert to fraction form
    1,265,037.75/1,897,555.07 = 412,108.02/x
  3. Step 3: Cross multiply
    1,265,037.75x = 1,897,555.07 × 412,108.02
  4. Step 4: Simplify right side
    1,265,037.75x = 781,997,663,768.93
  5. Step 5: Solve for x
    x = 781,997,663,768.93/1,265,037.75
  6. Step 6: Final answer
    x = 618,161.52

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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.