Home / 1,283,450.22-1,771,182.19-702,663.54

Finding the Fourth Proportional to 1,283,450.22, 1,771,182.19 and 702,663.54

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Solution

The fourth proportional to 1,283,450.22, 1,771,182.19 and 702,663.54 is: 969,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,450.22 : 1,771,182.19 = 702,663.54 : x
  2. Step 2: Convert to fraction form
    1,283,450.22/1,771,182.19 = 702,663.54/x
  3. Step 3: Cross multiply
    1,283,450.22x = 1,771,182.19 × 702,663.54
  4. Step 4: Simplify right side
    1,283,450.22x = 1,244,545,152,495.63
  5. Step 5: Solve for x
    x = 1,244,545,152,495.63/1,283,450.22
  6. Step 6: Final answer
    x = 969,687.13

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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.