Finding the Fourth Proportional to 1,526,389.14, 2,106,311.49 and 847,272.18
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Solution
The fourth proportional to 1,526,389.14, 2,106,311.49 and 847,272.18 is: 1,169,177.03
Step by Step Solution
- Step 1: Write the proportion equation
1,526,389.14 : 2,106,311.49 = 847,272.18 : x - Step 2: Convert to fraction form
1,526,389.14/2,106,311.49 = 847,272.18/x - Step 3: Cross multiply
1,526,389.14x = 2,106,311.49 × 847,272.18 - Step 4: Simplify right side
1,526,389.14x = 1,784,619,127,891.35 - Step 5: Solve for x
x = 1,784,619,127,891.35/1,526,389.14 - Step 6: Final answer
x = 1,169,177.03
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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.