Home / 3,448,485.64-4,759,057.26-1,920,592.78

Finding the Fourth Proportional to 3,448,485.64, 4,759,057.26 and 1,920,592.78

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Solution

The fourth proportional to 3,448,485.64, 4,759,057.26 and 1,920,592.78 is: 2,650,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,485.64 : 4,759,057.26 = 1,920,592.78 : x
  2. Step 2: Convert to fraction form
    3,448,485.64/4,759,057.26 = 1,920,592.78/x
  3. Step 3: Cross multiply
    3,448,485.64x = 4,759,057.26 × 1,920,592.78
  4. Step 4: Simplify right side
    3,448,485.64x = 9,140,211,013,162.58
  5. Step 5: Solve for x
    x = 9,140,211,013,162.58/3,448,485.64
  6. Step 6: Final answer
    x = 2,650,499.95

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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.