Home / 5,261,657.51-7,892,705.79-1,667,344.88

Finding the Fourth Proportional to 5,261,657.51, 7,892,705.79 and 1,667,344.88

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Solution

The fourth proportional to 5,261,657.51, 7,892,705.79 and 1,667,344.88 is: 2,501,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,657.51 : 7,892,705.79 = 1,667,344.88 : x
  2. Step 2: Convert to fraction form
    5,261,657.51/7,892,705.79 = 1,667,344.88/x
  3. Step 3: Cross multiply
    5,261,657.51x = 7,892,705.79 × 1,667,344.88
  4. Step 4: Simplify right side
    5,261,657.51x = 13,159,862,588,302.85
  5. Step 5: Solve for x
    x = 13,159,862,588,302.85/5,261,657.51
  6. Step 6: Final answer
    x = 2,501,086.88

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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.