Finding the Fourth Proportional to 3,213,683.40, 4,820,552.37 and 817,530.06
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Solution
The fourth proportional to 3,213,683.40, 4,820,552.37 and 817,530.06 is: 1,226,302.03
Step by Step Solution
- Step 1: Write the proportion equation
3,213,683.40 : 4,820,552.37 = 817,530.06 : x - Step 2: Convert to fraction form
3,213,683.40/4,820,552.37 = 817,530.06/x - Step 3: Cross multiply
3,213,683.40x = 4,820,552.37 × 817,530.06 - Step 4: Simplify right side
3,213,683.40x = 3,940,946,468,279.24 - Step 5: Solve for x
x = 3,940,946,468,279.24/3,213,683.40 - Step 6: Final answer
x = 1,226,302.03
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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.