Home / 3,057,921.18-4,590,425.12-1,640,745.18

Finding the Fourth Proportional to 3,057,921.18, 4,590,425.12 and 1,640,745.18

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Solution

The fourth proportional to 3,057,921.18, 4,590,425.12 and 1,640,745.18 is: 2,463,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,921.18 : 4,590,425.12 = 1,640,745.18 : x
  2. Step 2: Convert to fraction form
    3,057,921.18/4,590,425.12 = 1,640,745.18/x
  3. Step 3: Cross multiply
    3,057,921.18x = 4,590,425.12 × 1,640,745.18
  4. Step 4: Simplify right side
    3,057,921.18x = 7,531,717,881,587.20
  5. Step 5: Solve for x
    x = 7,531,717,881,587.20/3,057,921.18
  6. Step 6: Final answer
    x = 2,463,018.97

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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.