Finding the Fourth Proportional to 5,621,598.48, 7,757,808.36 and 3,043,279.14
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Solution
The fourth proportional to 5,621,598.48, 7,757,808.36 and 3,043,279.14 is: 4,199,726.54
Step by Step Solution
- Step 1: Write the proportion equation
5,621,598.48 : 7,757,808.36 = 3,043,279.14 : x - Step 2: Convert to fraction form
5,621,598.48/7,757,808.36 = 3,043,279.14/x - Step 3: Cross multiply
5,621,598.48x = 7,757,808.36 × 3,043,279.14 - Step 4: Simplify right side
5,621,598.48x = 23,609,176,354,105.61 - Step 5: Solve for x
x = 23,609,176,354,105.61/5,621,598.48 - Step 6: Final answer
x = 4,199,726.54
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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.