Finding the Fourth Proportional to 4,423,015.14, 6,103,957.35 and 2,489,400.96
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Solution
The fourth proportional to 4,423,015.14, 6,103,957.35 and 2,489,400.96 is: 3,435,483.90
Step by Step Solution
- Step 1: Write the proportion equation
4,423,015.14 : 6,103,957.35 = 2,489,400.96 : x - Step 2: Convert to fraction form
4,423,015.14/6,103,957.35 = 2,489,400.96/x - Step 3: Cross multiply
4,423,015.14x = 6,103,957.35 × 2,489,400.96 - Step 4: Simplify right side
4,423,015.14x = 15,195,197,286,889.05 - Step 5: Solve for x
x = 15,195,197,286,889.05/4,423,015.14 - Step 6: Final answer
x = 3,435,483.90
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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.