Finding the Fourth Proportional to 910,796.19, 1,364,366.93 and 836,389.59
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Solution
The fourth proportional to 910,796.19, 1,364,366.93 and 836,389.59 is: 1,252,906.31
Step by Step Solution
- Step 1: Write the proportion equation
910,796.19 : 1,364,366.93 = 836,389.59 : x - Step 2: Convert to fraction form
910,796.19/1,364,366.93 = 836,389.59/x - Step 3: Cross multiply
910,796.19x = 1,364,366.93 × 836,389.59 - Step 4: Simplify right side
910,796.19x = 1,141,142,293,010.31 - Step 5: Solve for x
x = 1,141,142,293,010.31/910,796.19 - Step 6: Final answer
x = 1,252,906.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.