Home / 1,353,694.51-1,868,149.89-773,012.26

Finding the Fourth Proportional to 1,353,694.51, 1,868,149.89 and 773,012.26

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Solution

The fourth proportional to 1,353,694.51, 1,868,149.89 and 773,012.26 is: 1,066,786.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,694.51 : 1,868,149.89 = 773,012.26 : x
  2. Step 2: Convert to fraction form
    1,353,694.51/1,868,149.89 = 773,012.26/x
  3. Step 3: Cross multiply
    1,353,694.51x = 1,868,149.89 × 773,012.26
  4. Step 4: Simplify right side
    1,353,694.51x = 1,444,102,768,487.65
  5. Step 5: Solve for x
    x = 1,444,102,768,487.65/1,353,694.51
  6. Step 6: Final answer
    x = 1,066,786.31

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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.