Home / 2,385,637.82-3,578,789.35-766,455.75

Finding the Fourth Proportional to 2,385,637.82, 3,578,789.35 and 766,455.75

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Solution

The fourth proportional to 2,385,637.82, 3,578,789.35 and 766,455.75 is: 1,149,790.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,637.82 : 3,578,789.35 = 766,455.75 : x
  2. Step 2: Convert to fraction form
    2,385,637.82/3,578,789.35 = 766,455.75/x
  3. Step 3: Cross multiply
    2,385,637.82x = 3,578,789.35 × 766,455.75
  4. Step 4: Simplify right side
    2,385,637.82x = 2,742,983,676,304.33
  5. Step 5: Solve for x
    x = 2,742,983,676,304.33/2,385,637.82
  6. Step 6: Final answer
    x = 1,149,790.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.