Home / 2,209,853.10-3,049,566.66-1,242,984.06

Finding the Fourth Proportional to 2,209,853.10, 3,049,566.66 and 1,242,984.06

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Solution

The fourth proportional to 2,209,853.10, 3,049,566.66 and 1,242,984.06 is: 1,715,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,853.10 : 3,049,566.66 = 1,242,984.06 : x
  2. Step 2: Convert to fraction form
    2,209,853.10/3,049,566.66 = 1,242,984.06/x
  3. Step 3: Cross multiply
    2,209,853.10x = 3,049,566.66 × 1,242,984.06
  4. Step 4: Simplify right side
    2,209,853.10x = 3,790,562,748,287.44
  5. Step 5: Solve for x
    x = 3,790,562,748,287.44/2,209,853.10
  6. Step 6: Final answer
    x = 1,715,300.78

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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.