Home / 1,255,655.04-1,732,874.76-682,682.88

Finding the Fourth Proportional to 1,255,655.04, 1,732,874.76 and 682,682.88

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Solution

The fourth proportional to 1,255,655.04, 1,732,874.76 and 682,682.88 is: 942,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,655.04 : 1,732,874.76 = 682,682.88 : x
  2. Step 2: Convert to fraction form
    1,255,655.04/1,732,874.76 = 682,682.88/x
  3. Step 3: Cross multiply
    1,255,655.04x = 1,732,874.76 × 682,682.88
  4. Step 4: Simplify right side
    1,255,655.04x = 1,183,003,931,836.11
  5. Step 5: Solve for x
    x = 1,183,003,931,836.11/1,255,655.04
  6. Step 6: Final answer
    x = 942,140.87

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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.