Finding the Fourth Proportional to 4,924,170, 7,371,119.88 and 4,197,756.06
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Solution
The fourth proportional to 4,924,170, 7,371,119.88 and 4,197,756.06 is: 6,283,731.70
Step by Step Solution
- Step 1: Write the proportion equation
4,924,170 : 7,371,119.88 = 4,197,756.06 : x - Step 2: Convert to fraction form
4,924,170/7,371,119.88 = 4,197,756.06/x - Step 3: Cross multiply
4,924,170x = 7,371,119.88 × 4,197,756.06 - Step 4: Simplify right side
4,924,170x = 30,942,163,145,256.47 - Step 5: Solve for x
x = 30,942,163,145,256.47/4,924,170 - Step 6: Final answer
x = 6,283,731.70
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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.