Home / 3,057,748.12-4,219,695.11-1,681,115.26

Finding the Fourth Proportional to 3,057,748.12, 4,219,695.11 and 1,681,115.26

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Solution

The fourth proportional to 3,057,748.12, 4,219,695.11 and 1,681,115.26 is: 2,319,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,748.12 : 4,219,695.11 = 1,681,115.26 : x
  2. Step 2: Convert to fraction form
    3,057,748.12/4,219,695.11 = 1,681,115.26/x
  3. Step 3: Cross multiply
    3,057,748.12x = 4,219,695.11 × 1,681,115.26
  4. Step 4: Simplify right side
    3,057,748.12x = 7,093,793,841,968.38
  5. Step 5: Solve for x
    x = 7,093,793,841,968.38/3,057,748.12
  6. Step 6: Final answer
    x = 2,319,940.55

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1.5x scale

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.