Home / 3,964,583.31-5,470,686.19-2,198,437.21

Finding the Fourth Proportional to 3,964,583.31, 5,470,686.19 and 2,198,437.21

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Solution

The fourth proportional to 3,964,583.31, 5,470,686.19 and 2,198,437.21 is: 3,033,600.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,583.31 : 5,470,686.19 = 2,198,437.21 : x
  2. Step 2: Convert to fraction form
    3,964,583.31/5,470,686.19 = 2,198,437.21/x
  3. Step 3: Cross multiply
    3,964,583.31x = 5,470,686.19 × 2,198,437.21
  4. Step 4: Simplify right side
    3,964,583.31x = 12,026,960,084,329.13
  5. Step 5: Solve for x
    x = 12,026,960,084,329.13/3,964,583.31
  6. Step 6: Final answer
    x = 3,033,600.04

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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.