Finding the Fourth Proportional to 4,766,647.20, 6,578,109.28 and 2,906,170.08
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Solution
The fourth proportional to 4,766,647.20, 6,578,109.28 and 2,906,170.08 is: 4,010,597.72
Step by Step Solution
- Step 1: Write the proportion equation
4,766,647.20 : 6,578,109.28 = 2,906,170.08 : x - Step 2: Convert to fraction form
4,766,647.20/6,578,109.28 = 2,906,170.08/x - Step 3: Cross multiply
4,766,647.20x = 6,578,109.28 × 2,906,170.08 - Step 4: Simplify right side
4,766,647.20x = 19,117,104,372,506.34 - Step 5: Solve for x
x = 19,117,104,372,506.34/4,766,647.20 - Step 6: Final answer
x = 4,010,597.72
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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.