Finding the Fourth Proportional to 4,515,916.80, 6,232,035.84 and 2,478,912
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Solution
The fourth proportional to 4,515,916.80, 6,232,035.84 and 2,478,912 is: 3,420,937.35
Step by Step Solution
- Step 1: Write the proportion equation
4,515,916.80 : 6,232,035.84 = 2,478,912 : x - Step 2: Convert to fraction form
4,515,916.80/6,232,035.84 = 2,478,912/x - Step 3: Cross multiply
4,515,916.80x = 6,232,035.84 × 2,478,912 - Step 4: Simplify right side
4,515,916.80x = 15,448,668,428,206.08 - Step 5: Solve for x
x = 15,448,668,428,206.08/4,515,916.80 - Step 6: Final answer
x = 3,420,937.35
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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.