Finding the Fourth Proportional to 4,090,403.60, 6,136,318.20 and 1,692,933.20
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Solution
The fourth proportional to 4,090,403.60, 6,136,318.20 and 1,692,933.20 is: 2,539,694.81
Step by Step Solution
- Step 1: Write the proportion equation
4,090,403.60 : 6,136,318.20 = 1,692,933.20 : x - Step 2: Convert to fraction form
4,090,403.60/6,136,318.20 = 1,692,933.20/x - Step 3: Cross multiply
4,090,403.60x = 6,136,318.20 × 1,692,933.20 - Step 4: Simplify right side
4,090,403.60x = 10,388,376,806,544.24 - Step 5: Solve for x
x = 10,388,376,806,544.24/4,090,403.60 - Step 6: Final answer
x = 2,539,694.81
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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.