Home / 2,576,968.88-3,556,381.60-1,431,049.20

Finding the Fourth Proportional to 2,576,968.88, 3,556,381.60 and 1,431,049.20

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Solution

The fourth proportional to 2,576,968.88, 3,556,381.60 and 1,431,049.20 is: 1,974,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,968.88 : 3,556,381.60 = 1,431,049.20 : x
  2. Step 2: Convert to fraction form
    2,576,968.88/3,556,381.60 = 1,431,049.20/x
  3. Step 3: Cross multiply
    2,576,968.88x = 3,556,381.60 × 1,431,049.20
  4. Step 4: Simplify right side
    2,576,968.88x = 5,089,357,043,574.72
  5. Step 5: Solve for x
    x = 5,089,357,043,574.72/2,576,968.88
  6. Step 6: Final answer
    x = 1,974,939.27

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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.