Finding the Fourth Proportional to 4,967,246.30, 7,444,636.50 and 2,124,015.08
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Solution
The fourth proportional to 4,967,246.30, 7,444,636.50 and 2,124,015.08 is: 3,183,357.38
Step by Step Solution
- Step 1: Write the proportion equation
4,967,246.30 : 7,444,636.50 = 2,124,015.08 : x - Step 2: Convert to fraction form
4,967,246.30/7,444,636.50 = 2,124,015.08/x - Step 3: Cross multiply
4,967,246.30x = 7,444,636.50 × 2,124,015.08 - Step 4: Simplify right side
4,967,246.30x = 15,812,520,191,118.42 - Step 5: Solve for x
x = 15,812,520,191,118.42/4,967,246.30 - Step 6: Final answer
x = 3,183,357.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.