Home / 1,301,589.16-1,953,643.13-628,144.53

Finding the Fourth Proportional to 1,301,589.16, 1,953,643.13 and 628,144.53

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Solution

The fourth proportional to 1,301,589.16, 1,953,643.13 and 628,144.53 is: 942,824.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,589.16 : 1,953,643.13 = 628,144.53 : x
  2. Step 2: Convert to fraction form
    1,301,589.16/1,953,643.13 = 628,144.53/x
  3. Step 3: Cross multiply
    1,301,589.16x = 1,953,643.13 × 628,144.53
  4. Step 4: Simplify right side
    1,301,589.16x = 1,227,170,241,103.55
  5. Step 5: Solve for x
    x = 1,227,170,241,103.55/1,301,589.16
  6. Step 6: Final answer
    x = 942,824.57

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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.