Home / 1,255,406.08-1,732,471.50-682,447.18

Finding the Fourth Proportional to 1,255,406.08, 1,732,471.50 and 682,447.18

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Solution

The fourth proportional to 1,255,406.08, 1,732,471.50 and 682,447.18 is: 941,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,406.08 : 1,732,471.50 = 682,447.18 : x
  2. Step 2: Convert to fraction form
    1,255,406.08/1,732,471.50 = 682,447.18/x
  3. Step 3: Cross multiply
    1,255,406.08x = 1,732,471.50 × 682,447.18
  4. Step 4: Simplify right side
    1,255,406.08x = 1,182,320,289,605.37
  5. Step 5: Solve for x
    x = 1,182,320,289,605.37/1,255,406.08
  6. Step 6: Final answer
    x = 941,783.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.