Finding the Fourth Proportional to 4,750,969.77, 6,554,796.84 and 2,685,785.67
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Solution
The fourth proportional to 4,750,969.77, 6,554,796.84 and 2,685,785.67 is: 3,705,512.83
Step by Step Solution
- Step 1: Write the proportion equation
4,750,969.77 : 6,554,796.84 = 2,685,785.67 : x - Step 2: Convert to fraction form
4,750,969.77/6,554,796.84 = 2,685,785.67/x - Step 3: Cross multiply
4,750,969.77x = 6,554,796.84 × 2,685,785.67 - Step 4: Simplify right side
4,750,969.77x = 17,604,779,422,633.28 - Step 5: Solve for x
x = 17,604,779,422,633.28/4,750,969.77 - Step 6: Final answer
x = 3,705,512.83
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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.