Home / 1,264,989.21-1,895,712.30-665,051.37

Finding the Fourth Proportional to 1,264,989.21, 1,895,712.30 and 665,051.37

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Solution

The fourth proportional to 1,264,989.21, 1,895,712.30 and 665,051.37 is: 996,645.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,989.21 : 1,895,712.30 = 665,051.37 : x
  2. Step 2: Convert to fraction form
    1,264,989.21/1,895,712.30 = 665,051.37/x
  3. Step 3: Cross multiply
    1,264,989.21x = 1,895,712.30 × 665,051.37
  4. Step 4: Simplify right side
    1,264,989.21x = 1,260,746,062,240.85
  5. Step 5: Solve for x
    x = 1,260,746,062,240.85/1,264,989.21
  6. Step 6: Final answer
    x = 996,645.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.