Finding the Fourth Proportional to 1,342,370.24, 1,852,202.40 and 769,590.08
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Solution
The fourth proportional to 1,342,370.24, 1,852,202.40 and 769,590.08 is: 1,061,880.36
Step by Step Solution
- Step 1: Write the proportion equation
1,342,370.24 : 1,852,202.40 = 769,590.08 : x - Step 2: Convert to fraction form
1,342,370.24/1,852,202.40 = 769,590.08/x - Step 3: Cross multiply
1,342,370.24x = 1,852,202.40 × 769,590.08 - Step 4: Simplify right side
1,342,370.24x = 1,425,436,593,192.19 - Step 5: Solve for x
x = 1,425,436,593,192.19/1,342,370.24 - Step 6: Final answer
x = 1,061,880.36
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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.