Home / 1,686,542.20-2,530,245.30-975,297.40

Finding the Fourth Proportional to 1,686,542.20, 2,530,245.30 and 975,297.40

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Solution

The fourth proportional to 1,686,542.20, 2,530,245.30 and 975,297.40 is: 1,463,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,542.20 : 2,530,245.30 = 975,297.40 : x
  2. Step 2: Convert to fraction form
    1,686,542.20/2,530,245.30 = 975,297.40/x
  3. Step 3: Cross multiply
    1,686,542.20x = 2,530,245.30 × 975,297.40
  4. Step 4: Simplify right side
    1,686,542.20x = 2,467,741,662,452.22
  5. Step 5: Solve for x
    x = 2,467,741,662,452.22/1,686,542.20
  6. Step 6: Final answer
    x = 1,463,195.92

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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.