Finding the Fourth Proportional to 4,218,018.63, 6,328,106.86 and 1,226,202.63
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Solution
The fourth proportional to 4,218,018.63, 6,328,106.86 and 1,226,202.63 is: 1,839,617.59
Step by Step Solution
- Step 1: Write the proportion equation
4,218,018.63 : 6,328,106.86 = 1,226,202.63 : x - Step 2: Convert to fraction form
4,218,018.63/6,328,106.86 = 1,226,202.63/x - Step 3: Cross multiply
4,218,018.63x = 6,328,106.86 × 1,226,202.63 - Step 4: Simplify right side
4,218,018.63x = 7,759,541,274,653.04 - Step 5: Solve for x
x = 7,759,541,274,653.04/4,218,018.63 - Step 6: Final answer
x = 1,839,617.59
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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.