Home / 2,531,620.56-3,493,640.16-1,385,773.32

Finding the Fourth Proportional to 2,531,620.56, 3,493,640.16 and 1,385,773.32

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Solution

The fourth proportional to 2,531,620.56, 3,493,640.16 and 1,385,773.32 is: 1,912,369.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,620.56 : 3,493,640.16 = 1,385,773.32 : x
  2. Step 2: Convert to fraction form
    2,531,620.56/3,493,640.16 = 1,385,773.32/x
  3. Step 3: Cross multiply
    2,531,620.56x = 3,493,640.16 × 1,385,773.32
  4. Step 4: Simplify right side
    2,531,620.56x = 4,841,393,323,408.53
  5. Step 5: Solve for x
    x = 4,841,393,323,408.53/2,531,620.56
  6. Step 6: Final answer
    x = 1,912,369.25

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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.