Finding the Fourth Proportional to 3,411,620.94, 5,095,312.48 and 3,091,132.49
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Solution
The fourth proportional to 3,411,620.94, 5,095,312.48 and 3,091,132.49 is: 4,616,657.65
Step by Step Solution
- Step 1: Write the proportion equation
3,411,620.94 : 5,095,312.48 = 3,091,132.49 : x - Step 2: Convert to fraction form
3,411,620.94/5,095,312.48 = 3,091,132.49/x - Step 3: Cross multiply
3,411,620.94x = 5,095,312.48 × 3,091,132.49 - Step 4: Simplify right side
3,411,620.94x = 15,750,285,920,426.08 - Step 5: Solve for x
x = 15,750,285,920,426.08/3,411,620.94 - Step 6: Final answer
x = 4,616,657.65
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.