Home / 2,917,176.38-4,026,109.16-1,628,099.80

Finding the Fourth Proportional to 2,917,176.38, 4,026,109.16 and 1,628,099.80

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Solution

The fourth proportional to 2,917,176.38, 4,026,109.16 and 1,628,099.80 is: 2,247,004.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,176.38 : 4,026,109.16 = 1,628,099.80 : x
  2. Step 2: Convert to fraction form
    2,917,176.38/4,026,109.16 = 1,628,099.80/x
  3. Step 3: Cross multiply
    2,917,176.38x = 4,026,109.16 × 1,628,099.80
  4. Step 4: Simplify right side
    2,917,176.38x = 6,554,907,518,174.17
  5. Step 5: Solve for x
    x = 6,554,907,518,174.17/2,917,176.38
  6. Step 6: Final answer
    x = 2,247,004.18

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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.