Finding the Fourth Proportional to 4,998,591.81, 6,898,123.62 and 2,793,357.70
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Solution
The fourth proportional to 4,998,591.81, 6,898,123.62 and 2,793,357.70 is: 3,854,871.02
Step by Step Solution
- Step 1: Write the proportion equation
4,998,591.81 : 6,898,123.62 = 2,793,357.70 : x - Step 2: Convert to fraction form
4,998,591.81/6,898,123.62 = 2,793,357.70/x - Step 3: Cross multiply
4,998,591.81x = 6,898,123.62 × 2,793,357.70 - Step 4: Simplify right side
4,998,591.81x = 19,268,926,712,233.56 - Step 5: Solve for x
x = 19,268,926,712,233.56/4,998,591.81 - Step 6: Final answer
x = 3,854,871.02
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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.