Finding the Fourth Proportional to 3,468,175.60, 5,202,004.20 and 1,445,897.20
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Solution
The fourth proportional to 3,468,175.60, 5,202,004.20 and 1,445,897.20 is: 2,168,737.74
Step by Step Solution
- Step 1: Write the proportion equation
3,468,175.60 : 5,202,004.20 = 1,445,897.20 : x - Step 2: Convert to fraction form
3,468,175.60/5,202,004.20 = 1,445,897.20/x - Step 3: Cross multiply
3,468,175.60x = 5,202,004.20 × 1,445,897.20 - Step 4: Simplify right side
3,468,175.60x = 7,521,563,307,168.24 - Step 5: Solve for x
x = 7,521,563,307,168.24/3,468,175.60 - Step 6: Final answer
x = 2,168,737.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.