Home / 1,222,341.67-1,833,838.58-423,622.54

Finding the Fourth Proportional to 1,222,341.67, 1,833,838.58 and 423,622.54

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Solution

The fourth proportional to 1,222,341.67, 1,833,838.58 and 423,622.54 is: 635,546.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,341.67 : 1,833,838.58 = 423,622.54 : x
  2. Step 2: Convert to fraction form
    1,222,341.67/1,833,838.58 = 423,622.54/x
  3. Step 3: Cross multiply
    1,222,341.67x = 1,833,838.58 × 423,622.54
  4. Step 4: Simplify right side
    1,222,341.67x = 776,855,360,560.95
  5. Step 5: Solve for x
    x = 776,855,360,560.95/1,222,341.67
  6. Step 6: Final answer
    x = 635,546.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.