Home / 5,507,690.38-8,261,534.05-1,721,173.25

Finding the Fourth Proportional to 5,507,690.38, 8,261,534.05 and 1,721,173.25

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Solution

The fourth proportional to 5,507,690.38, 8,261,534.05 and 1,721,173.25 is: 2,581,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,690.38 : 8,261,534.05 = 1,721,173.25 : x
  2. Step 2: Convert to fraction form
    5,507,690.38/8,261,534.05 = 1,721,173.25/x
  3. Step 3: Cross multiply
    5,507,690.38x = 8,261,534.05 × 1,721,173.25
  4. Step 4: Simplify right side
    5,507,690.38x = 14,219,531,427,175.06
  5. Step 5: Solve for x
    x = 14,219,531,427,175.06/5,507,690.38
  6. Step 6: Final answer
    x = 2,581,759.40

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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.