Home / 1,853,017-2,557,163.46-1,005,145

Finding the Fourth Proportional to 1,853,017, 2,557,163.46 and 1,005,145

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Solution

The fourth proportional to 1,853,017, 2,557,163.46 and 1,005,145 is: 1,387,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,017 : 2,557,163.46 = 1,005,145 : x
  2. Step 2: Convert to fraction form
    1,853,017/2,557,163.46 = 1,005,145/x
  3. Step 3: Cross multiply
    1,853,017x = 2,557,163.46 × 1,005,145
  4. Step 4: Simplify right side
    1,853,017x = 2,570,320,066,001.70
  5. Step 5: Solve for x
    x = 2,570,320,066,001.70/1,853,017
  6. Step 6: Final answer
    x = 1,387,100.10

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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.