Home / 4,128,121-5,696,784.98-2,267,573.16

Finding the Fourth Proportional to 4,128,121, 5,696,784.98 and 2,267,573.16

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Solution

The fourth proportional to 4,128,121, 5,696,784.98 and 2,267,573.16 is: 3,129,238.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,121 : 5,696,784.98 = 2,267,573.16 : x
  2. Step 2: Convert to fraction form
    4,128,121/5,696,784.98 = 2,267,573.16/x
  3. Step 3: Cross multiply
    4,128,121x = 5,696,784.98 × 2,267,573.16
  4. Step 4: Simplify right side
    4,128,121x = 12,917,876,718,939.14
  5. Step 5: Solve for x
    x = 12,917,876,718,939.14/4,128,121
  6. Step 6: Final answer
    x = 3,129,238.88

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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.