Home / 3,190,240.08-4,404,005.64-1,966,764.24

Finding the Fourth Proportional to 3,190,240.08, 4,404,005.64 and 1,966,764.24

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Solution

The fourth proportional to 3,190,240.08, 4,404,005.64 and 1,966,764.24 is: 2,715,043.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,240.08 : 4,404,005.64 = 1,966,764.24 : x
  2. Step 2: Convert to fraction form
    3,190,240.08/4,404,005.64 = 1,966,764.24/x
  3. Step 3: Cross multiply
    3,190,240.08x = 4,404,005.64 × 1,966,764.24
  4. Step 4: Simplify right side
    3,190,240.08x = 8,661,640,805,510.31
  5. Step 5: Solve for x
    x = 8,661,640,805,510.31/3,190,240.08
  6. Step 6: Final answer
    x = 2,715,043.57

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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.