Finding the Fourth Proportional to 2,802,485.60, 3,867,715.85 and 1,715,475.53
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Solution
The fourth proportional to 2,802,485.60, 3,867,715.85 and 1,715,475.53 is: 2,367,531.12
Step by Step Solution
- Step 1: Write the proportion equation
2,802,485.60 : 3,867,715.85 = 1,715,475.53 : x - Step 2: Convert to fraction form
2,802,485.60/3,867,715.85 = 1,715,475.53/x - Step 3: Cross multiply
2,802,485.60x = 3,867,715.85 × 1,715,475.53 - Step 4: Simplify right side
2,802,485.60x = 6,634,971,882,618.26 - Step 5: Solve for x
x = 6,634,971,882,618.26/2,802,485.60 - Step 6: Final answer
x = 2,367,531.12
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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.