Home / 2,016,868-2,783,336.20-1,111,508.32

Finding the Fourth Proportional to 2,016,868, 2,783,336.20 and 1,111,508.32

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Solution

The fourth proportional to 2,016,868, 2,783,336.20 and 1,111,508.32 is: 1,533,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,868 : 2,783,336.20 = 1,111,508.32 : x
  2. Step 2: Convert to fraction form
    2,016,868/2,783,336.20 = 1,111,508.32/x
  3. Step 3: Cross multiply
    2,016,868x = 2,783,336.20 × 1,111,508.32
  4. Step 4: Simplify right side
    2,016,868x = 3,093,701,343,657.18
  5. Step 5: Solve for x
    x = 3,093,701,343,657.18/2,016,868
  6. Step 6: Final answer
    x = 1,533,913.64

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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.