Home / 2,576,579.02-3,557,059.49-1,986,589.87

Finding the Fourth Proportional to 2,576,579.02, 3,557,059.49 and 1,986,589.87

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Solution

The fourth proportional to 2,576,579.02, 3,557,059.49 and 1,986,589.87 is: 2,742,558.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,579.02 : 3,557,059.49 = 1,986,589.87 : x
  2. Step 2: Convert to fraction form
    2,576,579.02/3,557,059.49 = 1,986,589.87/x
  3. Step 3: Cross multiply
    2,576,579.02x = 3,557,059.49 × 1,986,589.87
  4. Step 4: Simplify right side
    2,576,579.02x = 7,066,418,349,821.37
  5. Step 5: Solve for x
    x = 7,066,418,349,821.37/2,576,579.02
  6. Step 6: Final answer
    x = 2,742,558.37

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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.