Finding the Fourth Proportional to 3,029,518.49, 4,181,103.02 and 2,213,313.68
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Solution
The fourth proportional to 3,029,518.49, 4,181,103.02 and 2,213,313.68 is: 3,054,641.38
Step by Step Solution
- Step 1: Write the proportion equation
3,029,518.49 : 4,181,103.02 = 2,213,313.68 : x - Step 2: Convert to fraction form
3,029,518.49/4,181,103.02 = 2,213,313.68/x - Step 3: Cross multiply
3,029,518.49x = 4,181,103.02 × 2,213,313.68 - Step 4: Simplify right side
3,029,518.49x = 9,254,092,527,641.36 - Step 5: Solve for x
x = 9,254,092,527,641.36/3,029,518.49 - Step 6: Final answer
x = 3,054,641.38
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1.5x scale
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.