Home / 3,153,991-4,352,506.86-1,703,686.48

Finding the Fourth Proportional to 3,153,991, 4,352,506.86 and 1,703,686.48

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Solution

The fourth proportional to 3,153,991, 4,352,506.86 and 1,703,686.48 is: 2,351,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,991 : 4,352,506.86 = 1,703,686.48 : x
  2. Step 2: Convert to fraction form
    3,153,991/4,352,506.86 = 1,703,686.48/x
  3. Step 3: Cross multiply
    3,153,991x = 4,352,506.86 × 1,703,686.48
  4. Step 4: Simplify right side
    3,153,991x = 7,415,307,091,489.25
  5. Step 5: Solve for x
    x = 7,415,307,091,489.25/3,153,991
  6. Step 6: Final answer
    x = 2,351,086.95

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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.