Home / 1,282,686.41-1,770,079.97-701,907.23

Finding the Fourth Proportional to 1,282,686.41, 1,770,079.97 and 701,907.23

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Solution

The fourth proportional to 1,282,686.41, 1,770,079.97 and 701,907.23 is: 968,617.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,686.41 : 1,770,079.97 = 701,907.23 : x
  2. Step 2: Convert to fraction form
    1,282,686.41/1,770,079.97 = 701,907.23/x
  3. Step 3: Cross multiply
    1,282,686.41x = 1,770,079.97 × 701,907.23
  4. Step 4: Simplify right side
    1,282,686.41x = 1,242,431,916,261.25
  5. Step 5: Solve for x
    x = 1,242,431,916,261.25/1,282,686.41
  6. Step 6: Final answer
    x = 968,617.05

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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.