Home / 1,222,887.78-1,833,916.68-464,546.34

Finding the Fourth Proportional to 1,222,887.78, 1,833,916.68 and 464,546.34

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Solution

The fourth proportional to 1,222,887.78, 1,833,916.68 and 464,546.34 is: 696,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,887.78 : 1,833,916.68 = 464,546.34 : x
  2. Step 2: Convert to fraction form
    1,222,887.78/1,833,916.68 = 464,546.34/x
  3. Step 3: Cross multiply
    1,222,887.78x = 1,833,916.68 × 464,546.34
  4. Step 4: Simplify right side
    1,222,887.78x = 851,939,281,558.95
  5. Step 5: Solve for x
    x = 851,939,281,558.95/1,222,887.78
  6. Step 6: Final answer
    x = 696,661.87

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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.