Home / 1,301,589.49-1,953,643.63-628,144.85

Finding the Fourth Proportional to 1,301,589.49, 1,953,643.63 and 628,144.85

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Solution

The fourth proportional to 1,301,589.49, 1,953,643.63 and 628,144.85 is: 942,825.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,589.49 : 1,953,643.63 = 628,144.85 : x
  2. Step 2: Convert to fraction form
    1,301,589.49/1,953,643.63 = 628,144.85/x
  3. Step 3: Cross multiply
    1,301,589.49x = 1,953,643.63 × 628,144.85
  4. Step 4: Simplify right side
    1,301,589.49x = 1,227,171,191,307.75
  5. Step 5: Solve for x
    x = 1,227,171,191,307.75/1,301,589.49
  6. Step 6: Final answer
    x = 942,825.06

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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.