Finding the Fourth Proportional to 3,364,437.24, 4,642,921.44 and 1,836,543.96
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Solution
The fourth proportional to 3,364,437.24, 4,642,921.44 and 1,836,543.96 is: 2,534,429.60
Step by Step Solution
- Step 1: Write the proportion equation
3,364,437.24 : 4,642,921.44 = 1,836,543.96 : x - Step 2: Convert to fraction form
3,364,437.24/4,642,921.44 = 1,836,543.96/x - Step 3: Cross multiply
3,364,437.24x = 4,642,921.44 × 1,836,543.96 - Step 4: Simplify right side
3,364,437.24x = 8,526,929,327,386.50 - Step 5: Solve for x
x = 8,526,929,327,386.50/3,364,437.24 - Step 6: Final answer
x = 2,534,429.60
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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.