Finding the Fourth Proportional to 4,198,811.37, 6,299,216.46 and 1,358,923.53
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Solution
The fourth proportional to 4,198,811.37, 6,299,216.46 and 1,358,923.53 is: 2,038,708.75
Step by Step Solution
- Step 1: Write the proportion equation
4,198,811.37 : 6,299,216.46 = 1,358,923.53 : x - Step 2: Convert to fraction form
4,198,811.37/6,299,216.46 = 1,358,923.53/x - Step 3: Cross multiply
4,198,811.37x = 6,299,216.46 × 1,358,923.53 - Step 4: Simplify right side
4,198,811.37x = 8,560,153,468,057.30 - Step 5: Solve for x
x = 8,560,153,468,057.30/4,198,811.37 - Step 6: Final answer
x = 2,038,708.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.