Finding the Fourth Proportional to 1,526,246.22, 2,106,114.36 and 847,129.26
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Solution
The fourth proportional to 1,526,246.22, 2,106,114.36 and 847,129.26 is: 1,168,979.86
Step by Step Solution
- Step 1: Write the proportion equation
1,526,246.22 : 2,106,114.36 = 847,129.26 : x - Step 2: Convert to fraction form
1,526,246.22/2,106,114.36 = 847,129.26/x - Step 3: Cross multiply
1,526,246.22x = 2,106,114.36 × 847,129.26 - Step 4: Simplify right side
1,526,246.22x = 1,784,151,099,262.17 - Step 5: Solve for x
x = 1,784,151,099,262.17/1,526,246.22 - Step 6: Final answer
x = 1,168,979.86
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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.