Home / 2,939,283.20-4,055,930.88-1,649,828

Finding the Fourth Proportional to 2,939,283.20, 4,055,930.88 and 1,649,828

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Solution

The fourth proportional to 2,939,283.20, 4,055,930.88 and 1,649,828 is: 2,276,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,283.20 : 4,055,930.88 = 1,649,828 : x
  2. Step 2: Convert to fraction form
    2,939,283.20/4,055,930.88 = 1,649,828/x
  3. Step 3: Cross multiply
    2,939,283.20x = 4,055,930.88 × 1,649,828
  4. Step 4: Simplify right side
    2,939,283.20x = 6,691,588,331,888.64
  5. Step 5: Solve for x
    x = 6,691,588,331,888.64/2,939,283.20
  6. Step 6: Final answer
    x = 2,276,605.51

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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.