Home / 3,964,525.44-5,471,015.04-2,153,702.40

Finding the Fourth Proportional to 3,964,525.44, 5,471,015.04 and 2,153,702.40

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Solution

The fourth proportional to 3,964,525.44, 5,471,015.04 and 2,153,702.40 is: 2,972,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,525.44 : 5,471,015.04 = 2,153,702.40 : x
  2. Step 2: Convert to fraction form
    3,964,525.44/5,471,015.04 = 2,153,702.40/x
  3. Step 3: Cross multiply
    3,964,525.44x = 5,471,015.04 × 2,153,702.40
  4. Step 4: Simplify right side
    3,964,525.44x = 11,782,938,222,084.10
  5. Step 5: Solve for x
    x = 11,782,938,222,084.10/3,964,525.44
  6. Step 6: Final answer
    x = 2,972,092.98

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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.