Home / 2,186,999.82-3,280,167.02-839,796.89

Finding the Fourth Proportional to 2,186,999.82, 3,280,167.02 and 839,796.89

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Solution

The fourth proportional to 2,186,999.82, 3,280,167.02 and 839,796.89 is: 1,259,567.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,999.82 : 3,280,167.02 = 839,796.89 : x
  2. Step 2: Convert to fraction form
    2,186,999.82/3,280,167.02 = 839,796.89/x
  3. Step 3: Cross multiply
    2,186,999.82x = 3,280,167.02 × 839,796.89
  4. Step 4: Simplify right side
    2,186,999.82x = 2,754,674,047,775.23
  5. Step 5: Solve for x
    x = 2,754,674,047,775.23/2,186,999.82
  6. Step 6: Final answer
    x = 1,259,567.57

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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.