Finding the Fourth Proportional to 3,019,202.07, 4,166,403.71 and 1,642,510.46
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Solution
The fourth proportional to 3,019,202.07, 4,166,403.71 and 1,642,510.46 is: 2,266,612.66
Step by Step Solution
- Step 1: Write the proportion equation
3,019,202.07 : 4,166,403.71 = 1,642,510.46 : x - Step 2: Convert to fraction form
3,019,202.07/4,166,403.71 = 1,642,510.46/x - Step 3: Cross multiply
3,019,202.07x = 4,166,403.71 × 1,642,510.46 - Step 4: Simplify right side
3,019,202.07x = 6,843,361,645,213.24 - Step 5: Solve for x
x = 6,843,361,645,213.24/3,019,202.07 - Step 6: Final answer
x = 2,266,612.66
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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.