Finding the Fourth Proportional to 4,874,146.91, 6,726,532.98 and 2,698,690.02
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Solution
The fourth proportional to 4,874,146.91, 6,726,532.98 and 2,698,690.02 is: 3,724,308.63
Step by Step Solution
- Step 1: Write the proportion equation
4,874,146.91 : 6,726,532.98 = 2,698,690.02 : x - Step 2: Convert to fraction form
4,874,146.91/6,726,532.98 = 2,698,690.02/x - Step 3: Cross multiply
4,874,146.91x = 6,726,532.98 × 2,698,690.02 - Step 4: Simplify right side
4,874,146.91x = 18,152,827,422,326.86 - Step 5: Solve for x
x = 18,152,827,422,326.86/4,874,146.91 - Step 6: Final answer
x = 3,724,308.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.