Finding the Fourth Proportional to 5,934,113.20, 8,190,124.68 and 3,486,723.76
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Solution
The fourth proportional to 5,934,113.20, 8,190,124.68 and 3,486,723.76 is: 4,812,294.84
Step by Step Solution
- Step 1: Write the proportion equation
5,934,113.20 : 8,190,124.68 = 3,486,723.76 : x - Step 2: Convert to fraction form
5,934,113.20/8,190,124.68 = 3,486,723.76/x - Step 3: Cross multiply
5,934,113.20x = 8,190,124.68 × 3,486,723.76 - Step 4: Simplify right side
5,934,113.20x = 28,556,702,319,118.39 - Step 5: Solve for x
x = 28,556,702,319,118.39/5,934,113.20 - Step 6: Final answer
x = 4,812,294.84
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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.