Finding the Fourth Proportional to 4,845,639.24, 6,687,026.99 and 2,670,260.24
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Solution
The fourth proportional to 4,845,639.24, 6,687,026.99 and 2,670,260.24 is: 3,684,983.85
Step by Step Solution
- Step 1: Write the proportion equation
4,845,639.24 : 6,687,026.99 = 2,670,260.24 : x - Step 2: Convert to fraction form
4,845,639.24/6,687,026.99 = 2,670,260.24/x - Step 3: Cross multiply
4,845,639.24x = 6,687,026.99 × 2,670,260.24 - Step 4: Simplify right side
4,845,639.24x = 17,856,102,318,597.10 - Step 5: Solve for x
x = 17,856,102,318,597.10/4,845,639.24 - Step 6: Final answer
x = 3,684,983.85
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1.5x scale
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.