Home / 1,999,384.38-2,759,144.36-1,081,613.24

Finding the Fourth Proportional to 1,999,384.38, 2,759,144.36 and 1,081,613.24

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Solution

The fourth proportional to 1,999,384.38, 2,759,144.36 and 1,081,613.24 is: 1,492,622.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,384.38 : 2,759,144.36 = 1,081,613.24 : x
  2. Step 2: Convert to fraction form
    1,999,384.38/2,759,144.36 = 1,081,613.24/x
  3. Step 3: Cross multiply
    1,999,384.38x = 2,759,144.36 × 1,081,613.24
  4. Step 4: Simplify right side
    1,999,384.38x = 2,984,327,070,847.33
  5. Step 5: Solve for x
    x = 2,984,327,070,847.33/1,999,384.38
  6. Step 6: Final answer
    x = 1,492,622.98

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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.