Finding the Fourth Proportional to 4,150,888.80, 5,728,368.99 and 2,408,426.62
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Solution
The fourth proportional to 4,150,888.80, 5,728,368.99 and 2,408,426.62 is: 3,323,711.39
Step by Step Solution
- Step 1: Write the proportion equation
4,150,888.80 : 5,728,368.99 = 2,408,426.62 : x - Step 2: Convert to fraction form
4,150,888.80/5,728,368.99 = 2,408,426.62/x - Step 3: Cross multiply
4,150,888.80x = 5,728,368.99 × 2,408,426.62 - Step 4: Simplify right side
4,150,888.80x = 13,796,356,359,409.19 - Step 5: Solve for x
x = 13,796,356,359,409.19/4,150,888.80 - Step 6: Final answer
x = 3,323,711.39
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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.