Home / 1,255,864.22-1,733,125.47-682,937.90

Finding the Fourth Proportional to 1,255,864.22, 1,733,125.47 and 682,937.90

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Solution

The fourth proportional to 1,255,864.22, 1,733,125.47 and 682,937.90 is: 942,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,864.22 : 1,733,125.47 = 682,937.90 : x
  2. Step 2: Convert to fraction form
    1,255,864.22/1,733,125.47 = 682,937.90/x
  3. Step 3: Cross multiply
    1,255,864.22x = 1,733,125.47 × 682,937.90
  4. Step 4: Simplify right side
    1,255,864.22x = 1,183,617,068,918.31
  5. Step 5: Solve for x
    x = 1,183,617,068,918.31/1,255,864.22
  6. Step 6: Final answer
    x = 942,472.16

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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.