Finding the Fourth Proportional to 4,271,998.60, 6,407,997.90 and 2,247,473.80
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Solution
The fourth proportional to 4,271,998.60, 6,407,997.90 and 2,247,473.80 is: 3,371,210.70
Step by Step Solution
- Step 1: Write the proportion equation
4,271,998.60 : 6,407,997.90 = 2,247,473.80 : x - Step 2: Convert to fraction form
4,271,998.60/6,407,997.90 = 2,247,473.80/x - Step 3: Cross multiply
4,271,998.60x = 6,407,997.90 × 2,247,473.80 - Step 4: Simplify right side
4,271,998.60x = 14,401,807,390,705.02 - Step 5: Solve for x
x = 14,401,807,390,705.02/4,271,998.60 - Step 6: Final answer
x = 3,371,210.70
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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.