Finding the Fourth Proportional to 2,144,370.18, 2,959,239.06 and 1,164,310.68
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Solution
The fourth proportional to 2,144,370.18, 2,959,239.06 and 1,164,310.68 is: 1,606,753.20
Step by Step Solution
- Step 1: Write the proportion equation
2,144,370.18 : 2,959,239.06 = 1,164,310.68 : x - Step 2: Convert to fraction form
2,144,370.18/2,959,239.06 = 1,164,310.68/x - Step 3: Cross multiply
2,144,370.18x = 2,959,239.06 × 1,164,310.68 - Step 4: Simplify right side
2,144,370.18x = 3,445,473,642,231.16 - Step 5: Solve for x
x = 3,445,473,642,231.16/2,144,370.18 - Step 6: Final answer
x = 1,606,753.20
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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.