Finding the Fourth Proportional to 4,198,809.60, 6,293,913.60 and 2,065,612.80
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Solution
The fourth proportional to 4,198,809.60, 6,293,913.60 and 2,065,612.80 is: 3,096,303.41
Step by Step Solution
- Step 1: Write the proportion equation
4,198,809.60 : 6,293,913.60 = 2,065,612.80 : x - Step 2: Convert to fraction form
4,198,809.60/6,293,913.60 = 2,065,612.80/x - Step 3: Cross multiply
4,198,809.60x = 6,293,913.60 × 2,065,612.80 - Step 4: Simplify right side
4,198,809.60x = 13,000,788,494,254.08 - Step 5: Solve for x
x = 13,000,788,494,254.08/4,198,809.60 - Step 6: Final answer
x = 3,096,303.41
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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.