Home / 1,226,631.57-1,692,770.72-682,773.27

Finding the Fourth Proportional to 1,226,631.57, 1,692,770.72 and 682,773.27

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Solution

The fourth proportional to 1,226,631.57, 1,692,770.72 and 682,773.27 is: 942,237.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,631.57 : 1,692,770.72 = 682,773.27 : x
  2. Step 2: Convert to fraction form
    1,226,631.57/1,692,770.72 = 682,773.27/x
  3. Step 3: Cross multiply
    1,226,631.57x = 1,692,770.72 × 682,773.27
  4. Step 4: Simplify right side
    1,226,631.57x = 1,155,778,596,440.79
  5. Step 5: Solve for x
    x = 1,155,778,596,440.79/1,226,631.57
  6. Step 6: Final answer
    x = 942,237.77

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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.