Home / 1,769,860.80-2,654,272.80-823,003.20

Finding the Fourth Proportional to 1,769,860.80, 2,654,272.80 and 823,003.20

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Solution

The fourth proportional to 1,769,860.80, 2,654,272.80 and 823,003.20 is: 1,234,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,860.80 : 2,654,272.80 = 823,003.20 : x
  2. Step 2: Convert to fraction form
    1,769,860.80/2,654,272.80 = 823,003.20/x
  3. Step 3: Cross multiply
    1,769,860.80x = 2,654,272.80 × 823,003.20
  4. Step 4: Simplify right side
    1,769,860.80x = 2,184,475,008,072.96
  5. Step 5: Solve for x
    x = 2,184,475,008,072.96/1,769,860.80
  6. Step 6: Final answer
    x = 1,234,263.74

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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.