Finding the Fourth Proportional to 4,166,331.20, 6,251,570.40 and 1,642,068.80
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Solution
The fourth proportional to 4,166,331.20, 6,251,570.40 and 1,642,068.80 is: 2,463,920.46
Step by Step Solution
- Step 1: Write the proportion equation
4,166,331.20 : 6,251,570.40 = 1,642,068.80 : x - Step 2: Convert to fraction form
4,166,331.20/6,251,570.40 = 1,642,068.80/x - Step 3: Cross multiply
4,166,331.20x = 6,251,570.40 × 1,642,068.80 - Step 4: Simplify right side
4,166,331.20x = 10,265,508,704,843.52 - Step 5: Solve for x
x = 10,265,508,704,843.52/4,166,331.20 - Step 6: Final answer
x = 2,463,920.46
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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.