Home / 2,016,681-2,783,078.10-1,111,321.32

Finding the Fourth Proportional to 2,016,681, 2,783,078.10 and 1,111,321.32

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Solution

The fourth proportional to 2,016,681, 2,783,078.10 and 1,111,321.32 is: 1,533,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,681 : 2,783,078.10 = 1,111,321.32 : x
  2. Step 2: Convert to fraction form
    2,016,681/2,783,078.10 = 1,111,321.32/x
  3. Step 3: Cross multiply
    2,016,681x = 2,783,078.10 × 1,111,321.32
  4. Step 4: Simplify right side
    2,016,681x = 3,092,894,027,755.09
  5. Step 5: Solve for x
    x = 3,092,894,027,755.09/2,016,681
  6. Step 6: Final answer
    x = 1,533,655.56

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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.