Finding the Fourth Proportional to 4,448,670.10, 6,139,118.73 and 2,488,522.66
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Solution
The fourth proportional to 4,448,670.10, 6,139,118.73 and 2,488,522.66 is: 3,434,135.53
Step by Step Solution
- Step 1: Write the proportion equation
4,448,670.10 : 6,139,118.73 = 2,488,522.66 : x - Step 2: Convert to fraction form
4,448,670.10/6,139,118.73 = 2,488,522.66/x - Step 3: Cross multiply
4,448,670.10x = 6,139,118.73 × 2,488,522.66 - Step 4: Simplify right side
4,448,670.10x = 15,277,336,072,035.42 - Step 5: Solve for x
x = 15,277,336,072,035.42/4,448,670.10 - Step 6: Final answer
x = 3,434,135.53
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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.