Finding the Fourth Proportional to 4,590,577.40, 6,870,119.70 and 4,212,663.80
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Solution
The fourth proportional to 4,590,577.40, 6,870,119.70 and 4,212,663.80 is: 6,304,545.60
Step by Step Solution
- Step 1: Write the proportion equation
4,590,577.40 : 6,870,119.70 = 4,212,663.80 : x - Step 2: Convert to fraction form
4,590,577.40/6,870,119.70 = 4,212,663.80/x - Step 3: Cross multiply
4,590,577.40x = 6,870,119.70 × 4,212,663.80 - Step 4: Simplify right side
4,590,577.40x = 28,941,504,561,856.86 - Step 5: Solve for x
x = 28,941,504,561,856.86/4,590,577.40 - Step 6: Final answer
x = 6,304,545.60
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1.5x scale
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.