Home / 1,347,892.69-1,856,930.73-939,252.97

Finding the Fourth Proportional to 1,347,892.69, 1,856,930.73 and 939,252.97

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Solution

The fourth proportional to 1,347,892.69, 1,856,930.73 and 939,252.97 is: 1,293,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,892.69 : 1,856,930.73 = 939,252.97 : x
  2. Step 2: Convert to fraction form
    1,347,892.69/1,856,930.73 = 939,252.97/x
  3. Step 3: Cross multiply
    1,347,892.69x = 1,856,930.73 × 939,252.97
  4. Step 4: Simplify right side
    1,347,892.69x = 1,744,127,703,236.77
  5. Step 5: Solve for x
    x = 1,744,127,703,236.77/1,347,892.69
  6. Step 6: Final answer
    x = 1,293,966.29

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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.