Home / 940,433.70-1,410,650.55-926,436.90

Finding the Fourth Proportional to 940,433.70, 1,410,650.55 and 926,436.90

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Solution

The fourth proportional to 940,433.70, 1,410,650.55 and 926,436.90 is: 1,389,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,433.70 : 1,410,650.55 = 926,436.90 : x
  2. Step 2: Convert to fraction form
    940,433.70/1,410,650.55 = 926,436.90/x
  3. Step 3: Cross multiply
    940,433.70x = 1,410,650.55 × 926,436.90
  4. Step 4: Simplify right side
    940,433.70x = 1,306,878,722,525.30
  5. Step 5: Solve for x
    x = 1,306,878,722,525.30/940,433.70
  6. Step 6: Final answer
    x = 1,389,655.35

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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.