Home / 3,638,776.32-5,021,516.16-2,007,146.88

Finding the Fourth Proportional to 3,638,776.32, 5,021,516.16 and 2,007,146.88

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Solution

The fourth proportional to 3,638,776.32, 5,021,516.16 and 2,007,146.88 is: 2,769,865.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,776.32 : 5,021,516.16 = 2,007,146.88 : x
  2. Step 2: Convert to fraction form
    3,638,776.32/5,021,516.16 = 2,007,146.88/x
  3. Step 3: Cross multiply
    3,638,776.32x = 5,021,516.16 × 2,007,146.88
  4. Step 4: Simplify right side
    3,638,776.32x = 10,078,920,493,413.58
  5. Step 5: Solve for x
    x = 10,078,920,493,413.58/3,638,776.32
  6. Step 6: Final answer
    x = 2,769,865.36

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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.