Finding the Fourth Proportional to 3,197,802.06, 4,412,950.54 and 1,891,523.36
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Solution
The fourth proportional to 3,197,802.06, 4,412,950.54 and 1,891,523.36 is: 2,610,292.60
Step by Step Solution
- Step 1: Write the proportion equation
3,197,802.06 : 4,412,950.54 = 1,891,523.36 : x - Step 2: Convert to fraction form
3,197,802.06/4,412,950.54 = 1,891,523.36/x - Step 3: Cross multiply
3,197,802.06x = 4,412,950.54 × 1,891,523.36 - Step 4: Simplify right side
3,197,802.06x = 8,347,199,039,238.18 - Step 5: Solve for x
x = 8,347,199,039,238.18/3,197,802.06 - Step 6: Final answer
x = 2,610,292.60
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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.