Finding the Fourth Proportional to 4,060,378.08, 6,090,571.74 and 1,220,490.24
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Solution
The fourth proportional to 4,060,378.08, 6,090,571.74 and 1,220,490.24 is: 1,830,736.75
Step by Step Solution
- Step 1: Write the proportion equation
4,060,378.08 : 6,090,571.74 = 1,220,490.24 : x - Step 2: Convert to fraction form
4,060,378.08/6,090,571.74 = 1,220,490.24/x - Step 3: Cross multiply
4,060,378.08x = 6,090,571.74 × 1,220,490.24 - Step 4: Simplify right side
4,060,378.08x = 7,433,483,364,689.82 - Step 5: Solve for x
x = 7,433,483,364,689.82/4,060,378.08 - Step 6: Final answer
x = 1,830,736.75
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1.5x scale
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.