Finding the Fourth Proportional to 2,349,158.09, 3,242,146.43 and 1,330,597.13
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Solution
The fourth proportional to 2,349,158.09, 3,242,146.43 and 1,330,597.13 is: 1,836,398.64
Step by Step Solution
- Step 1: Write the proportion equation
2,349,158.09 : 3,242,146.43 = 1,330,597.13 : x - Step 2: Convert to fraction form
2,349,158.09/3,242,146.43 = 1,330,597.13/x - Step 3: Cross multiply
2,349,158.09x = 3,242,146.43 × 1,330,597.13 - Step 4: Simplify right side
2,349,158.09x = 4,313,990,721,913.51 - Step 5: Solve for x
x = 4,313,990,721,913.51/2,349,158.09 - Step 6: Final answer
x = 1,836,398.64
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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.