Home / 2,116,627.74-2,915,605.29-1,707,584.25

Finding the Fourth Proportional to 2,116,627.74, 2,915,605.29 and 1,707,584.25

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Solution

The fourth proportional to 2,116,627.74, 2,915,605.29 and 1,707,584.25 is: 2,352,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,627.74 : 2,915,605.29 = 1,707,584.25 : x
  2. Step 2: Convert to fraction form
    2,116,627.74/2,915,605.29 = 1,707,584.25/x
  3. Step 3: Cross multiply
    2,116,627.74x = 2,915,605.29 × 1,707,584.25
  4. Step 4: Simplify right side
    2,116,627.74x = 4,978,641,672,420.68
  5. Step 5: Solve for x
    x = 4,978,641,672,420.68/2,116,627.74
  6. Step 6: Final answer
    x = 2,352,157.43

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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.