Finding the Fourth Proportional to 1,602,715.88, 2,211,748.45 and 877,609.54
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Solution
The fourth proportional to 1,602,715.88, 2,211,748.45 and 877,609.54 is: 1,211,101.45
Step by Step Solution
- Step 1: Write the proportion equation
1,602,715.88 : 2,211,748.45 = 877,609.54 : x - Step 2: Convert to fraction form
1,602,715.88/2,211,748.45 = 877,609.54/x - Step 3: Cross multiply
1,602,715.88x = 2,211,748.45 × 877,609.54 - Step 4: Simplify right side
1,602,715.88x = 1,941,051,529,164.15 - Step 5: Solve for x
x = 1,941,051,529,164.15/1,602,715.88 - Step 6: Final answer
x = 1,211,101.45
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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.