Home / 1,845,940.20-2,770,148.70-647,860.20

Finding the Fourth Proportional to 1,845,940.20, 2,770,148.70 and 647,860.20

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Solution

The fourth proportional to 1,845,940.20, 2,770,148.70 and 647,860.20 is: 972,224.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,940.20 : 2,770,148.70 = 647,860.20 : x
  2. Step 2: Convert to fraction form
    1,845,940.20/2,770,148.70 = 647,860.20/x
  3. Step 3: Cross multiply
    1,845,940.20x = 2,770,148.70 × 647,860.20
  4. Step 4: Simplify right side
    1,845,940.20x = 1,794,669,090,811.74
  5. Step 5: Solve for x
    x = 1,794,669,090,811.74/1,845,940.20
  6. Step 6: Final answer
    x = 972,224.93

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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.