Home / 1,660,613.10-2,489,364.45-1,300,584.30

Finding the Fourth Proportional to 1,660,613.10, 2,489,364.45 and 1,300,584.30

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Solution

The fourth proportional to 1,660,613.10, 2,489,364.45 and 1,300,584.30 is: 1,949,658.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,613.10 : 2,489,364.45 = 1,300,584.30 : x
  2. Step 2: Convert to fraction form
    1,660,613.10/2,489,364.45 = 1,300,584.30/x
  3. Step 3: Cross multiply
    1,660,613.10x = 2,489,364.45 × 1,300,584.30
  4. Step 4: Simplify right side
    1,660,613.10x = 3,237,628,320,648.14
  5. Step 5: Solve for x
    x = 3,237,628,320,648.14/1,660,613.10
  6. Step 6: Final answer
    x = 1,949,658.42

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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.