Finding the Fourth Proportional to 4,723,756.36, 6,521,921.44 and 3,634,105.48
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Solution
The fourth proportional to 4,723,756.36, 6,521,921.44 and 3,634,105.48 is: 5,017,479.45
Step by Step Solution
- Step 1: Write the proportion equation
4,723,756.36 : 6,521,921.44 = 3,634,105.48 : x - Step 2: Convert to fraction form
4,723,756.36/6,521,921.44 = 3,634,105.48/x - Step 3: Cross multiply
4,723,756.36x = 6,521,921.44 × 3,634,105.48 - Step 4: Simplify right side
4,723,756.36x = 23,701,350,445,233.49 - Step 5: Solve for x
x = 23,701,350,445,233.49/4,723,756.36 - Step 6: Final answer
x = 5,017,479.45
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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.