Home / 1,144,271.88-1,579,115.22-628,074.06

Finding the Fourth Proportional to 1,144,271.88, 1,579,115.22 and 628,074.06

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Solution

The fourth proportional to 1,144,271.88, 1,579,115.22 and 628,074.06 is: 866,753.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,271.88 : 1,579,115.22 = 628,074.06 : x
  2. Step 2: Convert to fraction form
    1,144,271.88/1,579,115.22 = 628,074.06/x
  3. Step 3: Cross multiply
    1,144,271.88x = 1,579,115.22 × 628,074.06
  4. Step 4: Simplify right side
    1,144,271.88x = 991,801,307,433.19
  5. Step 5: Solve for x
    x = 991,801,307,433.19/1,144,271.88
  6. Step 6: Final answer
    x = 866,753.19

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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.