Home / 1,104,405.30-1,658,163.15-684,501.30

Finding the Fourth Proportional to 1,104,405.30, 1,658,163.15 and 684,501.30

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Solution

The fourth proportional to 1,104,405.30, 1,658,163.15 and 684,501.30 is: 1,027,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,405.30 : 1,658,163.15 = 684,501.30 : x
  2. Step 2: Convert to fraction form
    1,104,405.30/1,658,163.15 = 684,501.30/x
  3. Step 3: Cross multiply
    1,104,405.30x = 1,658,163.15 × 684,501.30
  4. Step 4: Simplify right side
    1,104,405.30x = 1,135,014,831,787.10
  5. Step 5: Solve for x
    x = 1,135,014,831,787.10/1,104,405.30
  6. Step 6: Final answer
    x = 1,027,715.85

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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.