Finding the Fourth Proportional to 1,642,274.70, 2,266,316.35 and 954,335.32
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Solution
The fourth proportional to 1,642,274.70, 2,266,316.35 and 954,335.32 is: 1,316,969.53
Step by Step Solution
- Step 1: Write the proportion equation
1,642,274.70 : 2,266,316.35 = 954,335.32 : x - Step 2: Convert to fraction form
1,642,274.70/2,266,316.35 = 954,335.32/x - Step 3: Cross multiply
1,642,274.70x = 2,266,316.35 × 954,335.32 - Step 4: Simplify right side
1,642,274.70x = 2,162,825,731,046.85 - Step 5: Solve for x
x = 2,162,825,731,046.85/1,642,274.70 - Step 6: Final answer
x = 1,316,969.53
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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.