Finding the Fourth Proportional to 4,381,650.17, 6,046,960.99 and 2,447,921.17
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Solution
The fourth proportional to 4,381,650.17, 6,046,960.99 and 2,447,921.17 is: 3,378,289.74
Step by Step Solution
- Step 1: Write the proportion equation
4,381,650.17 : 6,046,960.99 = 2,447,921.17 : x - Step 2: Convert to fraction form
4,381,650.17/6,046,960.99 = 2,447,921.17/x - Step 3: Cross multiply
4,381,650.17x = 6,046,960.99 × 2,447,921.17 - Step 4: Simplify right side
4,381,650.17x = 14,802,483,791,350.35 - Step 5: Solve for x
x = 14,802,483,791,350.35/4,381,650.17 - Step 6: Final answer
x = 3,378,289.74
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1.5x scale
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.