Home / 2,086,503.40-3,131,828.70-1,022,746.60

Finding the Fourth Proportional to 2,086,503.40, 3,131,828.70 and 1,022,746.60

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Solution

The fourth proportional to 2,086,503.40, 3,131,828.70 and 1,022,746.60 is: 1,535,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,503.40 : 3,131,828.70 = 1,022,746.60 : x
  2. Step 2: Convert to fraction form
    2,086,503.40/3,131,828.70 = 1,022,746.60/x
  3. Step 3: Cross multiply
    2,086,503.40x = 3,131,828.70 × 1,022,746.60
  4. Step 4: Simplify right side
    2,086,503.40x = 3,203,067,154,707.42
  5. Step 5: Solve for x
    x = 3,203,067,154,707.42/2,086,503.40
  6. Step 6: Final answer
    x = 1,535,136.32

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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.