Home / 4,819,901.76-7,218,453.60-4,185,367.20

Finding the Fourth Proportional to 4,819,901.76, 7,218,453.60 and 4,185,367.20

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Solution

The fourth proportional to 4,819,901.76, 7,218,453.60 and 4,185,367.20 is: 6,268,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819,901.76 : 7,218,453.60 = 4,185,367.20 : x
  2. Step 2: Convert to fraction form
    4,819,901.76/7,218,453.60 = 4,185,367.20/x
  3. Step 3: Cross multiply
    4,819,901.76x = 7,218,453.60 × 4,185,367.20
  4. Step 4: Simplify right side
    4,819,901.76x = 30,211,878,932,161.92
  5. Step 5: Solve for x
    x = 30,211,878,932,161.92/4,819,901.76
  6. Step 6: Final answer
    x = 6,268,152.43

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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.