Finding the Fourth Proportional to 2,289,605.68, 3,433,679.20 and 752,244.16
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Solution
The fourth proportional to 2,289,605.68, 3,433,679.20 and 752,244.16 is: 1,128,126.62
Step by Step Solution
- Step 1: Write the proportion equation
2,289,605.68 : 3,433,679.20 = 752,244.16 : x - Step 2: Convert to fraction form
2,289,605.68/3,433,679.20 = 752,244.16/x - Step 3: Cross multiply
2,289,605.68x = 3,433,679.20 × 752,244.16 - Step 4: Simplify right side
2,289,605.68x = 2,582,965,125,513.47 - Step 5: Solve for x
x = 2,582,965,125,513.47/2,289,605.68 - Step 6: Final answer
x = 1,128,126.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.