Home / 1,226,691.64-1,692,884.21-682,792.94

Finding the Fourth Proportional to 1,226,691.64, 1,692,884.21 and 682,792.94

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Solution

The fourth proportional to 1,226,691.64, 1,692,884.21 and 682,792.94 is: 942,281.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,691.64 : 1,692,884.21 = 682,792.94 : x
  2. Step 2: Convert to fraction form
    1,226,691.64/1,692,884.21 = 682,792.94/x
  3. Step 3: Cross multiply
    1,226,691.64x = 1,692,884.21 × 682,792.94
  4. Step 4: Simplify right side
    1,226,691.64x = 1,155,889,386,825.48
  5. Step 5: Solve for x
    x = 1,155,889,386,825.48/1,226,691.64
  6. Step 6: Final answer
    x = 942,281.95

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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.