Home / 1,199,651.43-1,655,518.73-655,789.49

Finding the Fourth Proportional to 1,199,651.43, 1,655,518.73 and 655,789.49

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Solution

The fourth proportional to 1,199,651.43, 1,655,518.73 and 655,789.49 is: 904,989.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,651.43 : 1,655,518.73 = 655,789.49 : x
  2. Step 2: Convert to fraction form
    1,199,651.43/1,655,518.73 = 655,789.49/x
  3. Step 3: Cross multiply
    1,199,651.43x = 1,655,518.73 × 655,789.49
  4. Step 4: Simplify right side
    1,199,651.43x = 1,085,671,783,632.15
  5. Step 5: Solve for x
    x = 1,085,671,783,632.15/1,199,651.43
  6. Step 6: Final answer
    x = 904,989.36

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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.