Home / 1,301,850.72-1,953,087.84-543,270.21

Finding the Fourth Proportional to 1,301,850.72, 1,953,087.84 and 543,270.21

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Solution

The fourth proportional to 1,301,850.72, 1,953,087.84 and 543,270.21 is: 815,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,850.72 : 1,953,087.84 = 543,270.21 : x
  2. Step 2: Convert to fraction form
    1,301,850.72/1,953,087.84 = 543,270.21/x
  3. Step 3: Cross multiply
    1,301,850.72x = 1,953,087.84 × 543,270.21
  4. Step 4: Simplify right side
    1,301,850.72x = 1,061,054,440,985.25
  5. Step 5: Solve for x
    x = 1,061,054,440,985.25/1,301,850.72
  6. Step 6: Final answer
    x = 815,035.41

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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.