Finding the Fourth Proportional to 5,174,304.54, 7,763,184.18 and 2,295,274.20
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Solution
The fourth proportional to 5,174,304.54, 7,763,184.18 and 2,295,274.20 is: 3,443,677.55
Step by Step Solution
- Step 1: Write the proportion equation
5,174,304.54 : 7,763,184.18 = 2,295,274.20 : x - Step 2: Convert to fraction form
5,174,304.54/7,763,184.18 = 2,295,274.20/x - Step 3: Cross multiply
5,174,304.54x = 7,763,184.18 × 2,295,274.20 - Step 4: Simplify right side
5,174,304.54x = 17,818,636,358,202.16 - Step 5: Solve for x
x = 17,818,636,358,202.16/5,174,304.54 - Step 6: Final answer
x = 3,443,677.55
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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.