Home / 1,226,601.18-1,692,709.71-682,725.29

Finding the Fourth Proportional to 1,226,601.18, 1,692,709.71 and 682,725.29

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Solution

The fourth proportional to 1,226,601.18, 1,692,709.71 and 682,725.29 is: 942,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,601.18 : 1,692,709.71 = 682,725.29 : x
  2. Step 2: Convert to fraction form
    1,226,601.18/1,692,709.71 = 682,725.29/x
  3. Step 3: Cross multiply
    1,226,601.18x = 1,692,709.71 × 682,725.29
  4. Step 4: Simplify right side
    1,226,601.18x = 1,155,655,724,231.94
  5. Step 5: Solve for x
    x = 1,155,655,724,231.94/1,226,601.18
  6. Step 6: Final answer
    x = 942,160.94

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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.