Home / 3,986,504.33-5,980,628.59-1,291,102.01

Finding the Fourth Proportional to 3,986,504.33, 5,980,628.59 and 1,291,102.01

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Solution

The fourth proportional to 3,986,504.33, 5,980,628.59 and 1,291,102.01 is: 1,936,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,504.33 : 5,980,628.59 = 1,291,102.01 : x
  2. Step 2: Convert to fraction form
    3,986,504.33/5,980,628.59 = 1,291,102.01/x
  3. Step 3: Cross multiply
    3,986,504.33x = 5,980,628.59 × 1,291,102.01
  4. Step 4: Simplify right side
    3,986,504.33x = 7,721,601,557,253.81
  5. Step 5: Solve for x
    x = 7,721,601,557,253.81/3,986,504.33
  6. Step 6: Final answer
    x = 1,936,935.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.