Finding the Fourth Proportional to 2,119,306.24, 2,924,553.56 and 1,201,597.12
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Solution
The fourth proportional to 2,119,306.24, 2,924,553.56 and 1,201,597.12 is: 1,658,153.54
Step by Step Solution
- Step 1: Write the proportion equation
2,119,306.24 : 2,924,553.56 = 1,201,597.12 : x - Step 2: Convert to fraction form
2,119,306.24/2,924,553.56 = 1,201,597.12/x - Step 3: Cross multiply
2,119,306.24x = 2,924,553.56 × 1,201,597.12 - Step 4: Simplify right side
2,119,306.24x = 3,514,135,134,981.75 - Step 5: Solve for x
x = 3,514,135,134,981.75/2,119,306.24 - Step 6: Final answer
x = 1,658,153.54
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1.5x scale
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.