Home / 1,370,857.70-1,891,842.73-759,010.43

Finding the Fourth Proportional to 1,370,857.70, 1,891,842.73 and 759,010.43

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Solution

The fourth proportional to 1,370,857.70, 1,891,842.73 and 759,010.43 is: 1,047,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,857.70 : 1,891,842.73 = 759,010.43 : x
  2. Step 2: Convert to fraction form
    1,370,857.70/1,891,842.73 = 759,010.43/x
  3. Step 3: Cross multiply
    1,370,857.70x = 1,891,842.73 × 759,010.43
  4. Step 4: Simplify right side
    1,370,857.70x = 1,435,928,366,821.75
  5. Step 5: Solve for x
    x = 1,435,928,366,821.75/1,370,857.70
  6. Step 6: Final answer
    x = 1,047,467.12

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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.