Home / 1,403,173.80-2,101,650.30-843,301.80

Finding the Fourth Proportional to 1,403,173.80, 2,101,650.30 and 843,301.80

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Solution

The fourth proportional to 1,403,173.80, 2,101,650.30 and 843,301.80 is: 1,263,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,173.80 : 2,101,650.30 = 843,301.80 : x
  2. Step 2: Convert to fraction form
    1,403,173.80/2,101,650.30 = 843,301.80/x
  3. Step 3: Cross multiply
    1,403,173.80x = 2,101,650.30 × 843,301.80
  4. Step 4: Simplify right side
    1,403,173.80x = 1,772,325,480,960.54
  5. Step 5: Solve for x
    x = 1,772,325,480,960.54/1,403,173.80
  6. Step 6: Final answer
    x = 1,263,083.36

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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.