Finding the Fourth Proportional to 3,148,980.30, 4,716,472.05 and 2,436,698.70
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Solution
The fourth proportional to 3,148,980.30, 4,716,472.05 and 2,436,698.70 is: 3,649,632.65
Step by Step Solution
- Step 1: Write the proportion equation
3,148,980.30 : 4,716,472.05 = 2,436,698.70 : x - Step 2: Convert to fraction form
3,148,980.30/4,716,472.05 = 2,436,698.70/x - Step 3: Cross multiply
3,148,980.30x = 4,716,472.05 × 2,436,698.70 - Step 4: Simplify right side
3,148,980.30x = 11,492,621,312,821.34 - Step 5: Solve for x
x = 11,492,621,312,821.34/3,148,980.30 - Step 6: Final answer
x = 3,649,632.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.