Home / 1,298,695.94-1,948,464.40-624,689.54

Finding the Fourth Proportional to 1,298,695.94, 1,948,464.40 and 624,689.54

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Solution

The fourth proportional to 1,298,695.94, 1,948,464.40 and 624,689.54 is: 937,236.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,695.94 : 1,948,464.40 = 624,689.54 : x
  2. Step 2: Convert to fraction form
    1,298,695.94/1,948,464.40 = 624,689.54/x
  3. Step 3: Cross multiply
    1,298,695.94x = 1,948,464.40 × 624,689.54
  4. Step 4: Simplify right side
    1,298,695.94x = 1,217,185,325,745.07
  5. Step 5: Solve for x
    x = 1,217,185,325,745.07/1,298,695.94
  6. Step 6: Final answer
    x = 937,236.57

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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.