Home / 1,267,512.57-1,749,167.34-730,968.57

Finding the Fourth Proportional to 1,267,512.57, 1,749,167.34 and 730,968.57

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Solution

The fourth proportional to 1,267,512.57, 1,749,167.34 and 730,968.57 is: 1,008,736.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,512.57 : 1,749,167.34 = 730,968.57 : x
  2. Step 2: Convert to fraction form
    1,267,512.57/1,749,167.34 = 730,968.57/x
  3. Step 3: Cross multiply
    1,267,512.57x = 1,749,167.34 × 730,968.57
  4. Step 4: Simplify right side
    1,267,512.57x = 1,278,586,349,210.50
  5. Step 5: Solve for x
    x = 1,278,586,349,210.50/1,267,512.57
  6. Step 6: Final answer
    x = 1,008,736.62

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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.