Home / 3,618,894.29-5,429,392.05-1,458,804.64

Finding the Fourth Proportional to 3,618,894.29, 5,429,392.05 and 1,458,804.64

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Solution

The fourth proportional to 3,618,894.29, 5,429,392.05 and 1,458,804.64 is: 2,188,630.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,894.29 : 5,429,392.05 = 1,458,804.64 : x
  2. Step 2: Convert to fraction form
    3,618,894.29/5,429,392.05 = 1,458,804.64/x
  3. Step 3: Cross multiply
    3,618,894.29x = 5,429,392.05 × 1,458,804.64
  4. Step 4: Simplify right side
    3,618,894.29x = 7,920,422,314,919.11
  5. Step 5: Solve for x
    x = 7,920,422,314,919.11/3,618,894.29
  6. Step 6: Final answer
    x = 2,188,630.47

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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.