Home / 1,940,346.16-2,658,287.15-1,867,620.64

Finding the Fourth Proportional to 1,940,346.16, 2,658,287.15 and 1,867,620.64

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Solution

The fourth proportional to 1,940,346.16, 2,658,287.15 and 1,867,620.64 is: 2,558,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,346.16 : 2,658,287.15 = 1,867,620.64 : x
  2. Step 2: Convert to fraction form
    1,940,346.16/2,658,287.15 = 1,867,620.64/x
  3. Step 3: Cross multiply
    1,940,346.16x = 2,658,287.15 × 1,867,620.64
  4. Step 4: Simplify right side
    1,940,346.16x = 4,964,671,948,386.78
  5. Step 5: Solve for x
    x = 4,964,671,948,386.78/1,940,346.16
  6. Step 6: Final answer
    x = 2,558,652.70

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.