Finding the Fourth Proportional to 1,460,412.24, 2,015,296.92 and 815,704.08
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Solution
The fourth proportional to 1,460,412.24, 2,015,296.92 and 815,704.08 is: 1,125,631.43
Step by Step Solution
- Step 1: Write the proportion equation
1,460,412.24 : 2,015,296.92 = 815,704.08 : x - Step 2: Convert to fraction form
1,460,412.24/2,015,296.92 = 815,704.08/x - Step 3: Cross multiply
1,460,412.24x = 2,015,296.92 × 815,704.08 - Step 4: Simplify right side
1,460,412.24x = 1,643,885,920,055.43 - Step 5: Solve for x
x = 1,643,885,920,055.43/1,460,412.24 - Step 6: Final answer
x = 1,125,631.43
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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.