Finding the Fourth Proportional to 1,651,593.18, 2,279,366.55 and 972,748.38
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Solution
The fourth proportional to 1,651,593.18, 2,279,366.55 and 972,748.38 is: 1,342,491.69
Step by Step Solution
- Step 1: Write the proportion equation
1,651,593.18 : 2,279,366.55 = 972,748.38 : x - Step 2: Convert to fraction form
1,651,593.18/2,279,366.55 = 972,748.38/x - Step 3: Cross multiply
1,651,593.18x = 2,279,366.55 × 972,748.38 - Step 4: Simplify right side
1,651,593.18x = 2,217,250,118,938.69 - Step 5: Solve for x
x = 2,217,250,118,938.69/1,651,593.18 - Step 6: Final answer
x = 1,342,491.69
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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.