Finding the Fourth Proportional to 4,178,768.64, 6,269,924.04 and 2,283,295.80
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Solution
The fourth proportional to 4,178,768.64, 6,269,924.04 and 2,283,295.80 is: 3,425,911.43
Step by Step Solution
- Step 1: Write the proportion equation
4,178,768.64 : 6,269,924.04 = 2,283,295.80 : x - Step 2: Convert to fraction form
4,178,768.64/6,269,924.04 = 2,283,295.80/x - Step 3: Cross multiply
4,178,768.64x = 6,269,924.04 × 2,283,295.80 - Step 4: Simplify right side
4,178,768.64x = 14,316,091,226,851.03 - Step 5: Solve for x
x = 14,316,091,226,851.03/4,178,768.64 - Step 6: Final answer
x = 3,425,911.43
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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.