Home / 2,864,365.66-3,952,928.54-1,640,907.64

Finding the Fourth Proportional to 2,864,365.66, 3,952,928.54 and 1,640,907.64

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Solution

The fourth proportional to 2,864,365.66, 3,952,928.54 and 1,640,907.64 is: 2,264,512.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,365.66 : 3,952,928.54 = 1,640,907.64 : x
  2. Step 2: Convert to fraction form
    2,864,365.66/3,952,928.54 = 1,640,907.64/x
  3. Step 3: Cross multiply
    2,864,365.66x = 3,952,928.54 × 1,640,907.64
  4. Step 4: Simplify right side
    2,864,365.66x = 6,486,390,641,660.05
  5. Step 5: Solve for x
    x = 6,486,390,641,660.05/2,864,365.66
  6. Step 6: Final answer
    x = 2,264,512.08

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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.