Finding the Fourth Proportional to 2,119,306.23, 2,924,553.57 and 1,201,597.11
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Solution
The fourth proportional to 2,119,306.23, 2,924,553.57 and 1,201,597.11 is: 1,658,153.54
Step by Step Solution
- Step 1: Write the proportion equation
2,119,306.23 : 2,924,553.57 = 1,201,597.11 : x - Step 2: Convert to fraction form
2,119,306.23/2,924,553.57 = 1,201,597.11/x - Step 3: Cross multiply
2,119,306.23x = 2,924,553.57 × 1,201,597.11 - Step 4: Simplify right side
2,119,306.23x = 3,514,135,117,752.18 - Step 5: Solve for x
x = 3,514,135,117,752.18/2,119,306.23 - Step 6: Final answer
x = 1,658,153.54
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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.