Home / 2,082,116.25-2,873,328.09-1,211,159.91

Finding the Fourth Proportional to 2,082,116.25, 2,873,328.09 and 1,211,159.91

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Solution

The fourth proportional to 2,082,116.25, 2,873,328.09 and 1,211,159.91 is: 1,671,405.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,116.25 : 2,873,328.09 = 1,211,159.91 : x
  2. Step 2: Convert to fraction form
    2,082,116.25/2,873,328.09 = 1,211,159.91/x
  3. Step 3: Cross multiply
    2,082,116.25x = 2,873,328.09 × 1,211,159.91
  4. Step 4: Simplify right side
    2,082,116.25x = 3,480,059,790,884.87
  5. Step 5: Solve for x
    x = 3,480,059,790,884.87/2,082,116.25
  6. Step 6: Final answer
    x = 1,671,405.13

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Double scale
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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.