Home / 3,014,860.39-4,160,498.29-1,638,208.31

Finding the Fourth Proportional to 3,014,860.39, 4,160,498.29 and 1,638,208.31

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Solution

The fourth proportional to 3,014,860.39, 4,160,498.29 and 1,638,208.31 is: 2,260,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014,860.39 : 4,160,498.29 = 1,638,208.31 : x
  2. Step 2: Convert to fraction form
    3,014,860.39/4,160,498.29 = 1,638,208.31/x
  3. Step 3: Cross multiply
    3,014,860.39x = 4,160,498.29 × 1,638,208.31
  4. Step 4: Simplify right side
    3,014,860.39x = 6,815,762,847,520.78
  5. Step 5: Solve for x
    x = 6,815,762,847,520.78/3,014,860.39
  6. Step 6: Final answer
    x = 2,260,722.54

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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.