Home / 2,039,219.91-2,814,059.03-1,121,446.22

Finding the Fourth Proportional to 2,039,219.91, 2,814,059.03 and 1,121,446.22

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Solution

The fourth proportional to 2,039,219.91, 2,814,059.03 and 1,121,446.22 is: 1,547,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,219.91 : 2,814,059.03 = 1,121,446.22 : x
  2. Step 2: Convert to fraction form
    2,039,219.91/2,814,059.03 = 1,121,446.22/x
  3. Step 3: Cross multiply
    2,039,219.91x = 2,814,059.03 × 1,121,446.22
  4. Step 4: Simplify right side
    2,039,219.91x = 3,155,815,842,372.84
  5. Step 5: Solve for x
    x = 3,155,815,842,372.84/2,039,219.91
  6. Step 6: Final answer
    x = 1,547,560.33

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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.