Finding the Fourth Proportional to 1,364,830.98, 1,883,473.11 and 752,991.18
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Solution
The fourth proportional to 1,364,830.98, 1,883,473.11 and 752,991.18 is: 1,039,131.34
Step by Step Solution
- Step 1: Write the proportion equation
1,364,830.98 : 1,883,473.11 = 752,991.18 : x - Step 2: Convert to fraction form
1,364,830.98/1,883,473.11 = 752,991.18/x - Step 3: Cross multiply
1,364,830.98x = 1,883,473.11 × 752,991.18 - Step 4: Simplify right side
1,364,830.98x = 1,418,238,639,597.17 - Step 5: Solve for x
x = 1,418,238,639,597.17/1,364,830.98 - Step 6: Final answer
x = 1,039,131.34
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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.