Home / 2,936,221.80-4,404,332.70-2,085,916.20

Finding the Fourth Proportional to 2,936,221.80, 4,404,332.70 and 2,085,916.20

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Solution

The fourth proportional to 2,936,221.80, 4,404,332.70 and 2,085,916.20 is: 3,128,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,221.80 : 4,404,332.70 = 2,085,916.20 : x
  2. Step 2: Convert to fraction form
    2,936,221.80/4,404,332.70 = 2,085,916.20/x
  3. Step 3: Cross multiply
    2,936,221.80x = 4,404,332.70 × 2,085,916.20
  4. Step 4: Simplify right side
    2,936,221.80x = 9,187,068,929,119.74
  5. Step 5: Solve for x
    x = 9,187,068,929,119.74/2,936,221.80
  6. Step 6: Final answer
    x = 3,128,874.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.