Home / 1,346,956.19-1,858,842.91-766,164.43

Finding the Fourth Proportional to 1,346,956.19, 1,858,842.91 and 766,164.43

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Solution

The fourth proportional to 1,346,956.19, 1,858,842.91 and 766,164.43 is: 1,057,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,956.19 : 1,858,842.91 = 766,164.43 : x
  2. Step 2: Convert to fraction form
    1,346,956.19/1,858,842.91 = 766,164.43/x
  3. Step 3: Cross multiply
    1,346,956.19x = 1,858,842.91 × 766,164.43
  4. Step 4: Simplify right side
    1,346,956.19x = 1,424,179,309,305.48
  5. Step 5: Solve for x
    x = 1,424,179,309,305.48/1,346,956.19
  6. Step 6: Final answer
    x = 1,057,331.58

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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.