Home / 1,231,040.21-1,846,558.59-684,280.19

Finding the Fourth Proportional to 1,231,040.21, 1,846,558.59 and 684,280.19

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Solution

The fourth proportional to 1,231,040.21, 1,846,558.59 and 684,280.19 is: 1,026,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,040.21 : 1,846,558.59 = 684,280.19 : x
  2. Step 2: Convert to fraction form
    1,231,040.21/1,846,558.59 = 684,280.19/x
  3. Step 3: Cross multiply
    1,231,040.21x = 1,846,558.59 × 684,280.19
  4. Step 4: Simplify right side
    1,231,040.21x = 1,263,563,462,811.33
  5. Step 5: Solve for x
    x = 1,263,563,462,811.33/1,231,040.21
  6. Step 6: Final answer
    x = 1,026,419.33

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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.