Finding the Fourth Proportional to 1,293,883.80, 1,785,566.96 and 750,342.32
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Solution
The fourth proportional to 1,293,883.80, 1,785,566.96 and 750,342.32 is: 1,035,476.63
Step by Step Solution
- Step 1: Write the proportion equation
1,293,883.80 : 1,785,566.96 = 750,342.32 : x - Step 2: Convert to fraction form
1,293,883.80/1,785,566.96 = 750,342.32/x - Step 3: Cross multiply
1,293,883.80x = 1,785,566.96 × 750,342.32 - Step 4: Simplify right side
1,293,883.80x = 1,339,786,442,602.20 - Step 5: Solve for x
x = 1,339,786,442,602.20/1,293,883.80 - Step 6: Final answer
x = 1,035,476.63
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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.