Finding the Fourth Proportional to 4,246,544, 5,860,143.20 and 2,312,838.56
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Solution
The fourth proportional to 4,246,544, 5,860,143.20 and 2,312,838.56 is: 3,191,669.55
Step by Step Solution
- Step 1: Write the proportion equation
4,246,544 : 5,860,143.20 = 2,312,838.56 : x - Step 2: Convert to fraction form
4,246,544/5,860,143.20 = 2,312,838.56/x - Step 3: Cross multiply
4,246,544x = 5,860,143.20 × 2,312,838.56 - Step 4: Simplify right side
4,246,544x = 13,553,565,160,081.79 - Step 5: Solve for x
x = 13,553,565,160,081.79/4,246,544 - Step 6: Final answer
x = 3,191,669.55
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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.