Home / 3,242,129.61-4,476,202.32-2,020,230.24

Finding the Fourth Proportional to 3,242,129.61, 4,476,202.32 and 2,020,230.24

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Solution

The fourth proportional to 3,242,129.61, 4,476,202.32 and 2,020,230.24 is: 2,789,203.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242,129.61 : 4,476,202.32 = 2,020,230.24 : x
  2. Step 2: Convert to fraction form
    3,242,129.61/4,476,202.32 = 2,020,230.24/x
  3. Step 3: Cross multiply
    3,242,129.61x = 4,476,202.32 × 2,020,230.24
  4. Step 4: Simplify right side
    3,242,129.61x = 9,042,959,287,222.16
  5. Step 5: Solve for x
    x = 9,042,959,287,222.16/3,242,129.61
  6. Step 6: Final answer
    x = 2,789,203.51

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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.