Home / 1,008,024.87-1,391,073.66-555,315.87

Finding the Fourth Proportional to 1,008,024.87, 1,391,073.66 and 555,315.87

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Solution

The fourth proportional to 1,008,024.87, 1,391,073.66 and 555,315.87 is: 766,335.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,024.87 : 1,391,073.66 = 555,315.87 : x
  2. Step 2: Convert to fraction form
    1,008,024.87/1,391,073.66 = 555,315.87/x
  3. Step 3: Cross multiply
    1,008,024.87x = 1,391,073.66 × 555,315.87
  4. Step 4: Simplify right side
    1,008,024.87x = 772,485,279,736.98
  5. Step 5: Solve for x
    x = 772,485,279,736.98/1,008,024.87
  6. Step 6: Final answer
    x = 766,335.54

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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.