Home / 1,374,235.51-1,895,657.09-857,091.58

Finding the Fourth Proportional to 1,374,235.51, 1,895,657.09 and 857,091.58

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Solution

The fourth proportional to 1,374,235.51, 1,895,657.09 and 857,091.58 is: 1,182,294.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,235.51 : 1,895,657.09 = 857,091.58 : x
  2. Step 2: Convert to fraction form
    1,374,235.51/1,895,657.09 = 857,091.58/x
  3. Step 3: Cross multiply
    1,374,235.51x = 1,895,657.09 × 857,091.58
  4. Step 4: Simplify right side
    1,374,235.51x = 1,624,751,736,008.09
  5. Step 5: Solve for x
    x = 1,624,751,736,008.09/1,374,235.51
  6. Step 6: Final answer
    x = 1,182,294.97

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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.