Home / 1,226,499.22-1,692,606.54-682,665.22

Finding the Fourth Proportional to 1,226,499.22, 1,692,606.54 and 682,665.22

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Solution

The fourth proportional to 1,226,499.22, 1,692,606.54 and 682,665.22 is: 942,098.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,499.22 : 1,692,606.54 = 682,665.22 : x
  2. Step 2: Convert to fraction form
    1,226,499.22/1,692,606.54 = 682,665.22/x
  3. Step 3: Cross multiply
    1,226,499.22x = 1,692,606.54 × 682,665.22
  4. Step 4: Simplify right side
    1,226,499.22x = 1,155,483,616,002.54
  5. Step 5: Solve for x
    x = 1,155,483,616,002.54/1,226,499.22
  6. Step 6: Final answer
    x = 942,098.94

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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.