Home / 3,439,955.03-4,747,140.97-1,891,243.05

Finding the Fourth Proportional to 3,439,955.03, 4,747,140.97 and 1,891,243.05

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Solution

The fourth proportional to 3,439,955.03, 4,747,140.97 and 1,891,243.05 is: 2,609,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,955.03 : 4,747,140.97 = 1,891,243.05 : x
  2. Step 2: Convert to fraction form
    3,439,955.03/4,747,140.97 = 1,891,243.05/x
  3. Step 3: Cross multiply
    3,439,955.03x = 4,747,140.97 × 1,891,243.05
  4. Step 4: Simplify right side
    3,439,955.03x = 8,977,997,366,882.76
  5. Step 5: Solve for x
    x = 8,977,997,366,882.76/3,439,955.03
  6. Step 6: Final answer
    x = 2,609,917.08

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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.