Finding the Fourth Proportional to 1,095,747.68, 1,643,621.49 and 297,029.21
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Solution
The fourth proportional to 1,095,747.68, 1,643,621.49 and 297,029.21 is: 445,543.81
Step by Step Solution
- Step 1: Write the proportion equation
1,095,747.68 : 1,643,621.49 = 297,029.21 : x - Step 2: Convert to fraction form
1,095,747.68/1,643,621.49 = 297,029.21/x - Step 3: Cross multiply
1,095,747.68x = 1,643,621.49 × 297,029.21 - Step 4: Simplify right side
1,095,747.68x = 488,203,592,713.72 - Step 5: Solve for x
x = 488,203,592,713.72/1,095,747.68 - Step 6: Final answer
x = 445,543.81
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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.