Finding the Fourth Proportional to 6,190,849.05, 8,543,371.65 and 3,474,595.05
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Solution
The fourth proportional to 6,190,849.05, 8,543,371.65 and 3,474,595.05 is: 4,794,941.15
Step by Step Solution
- Step 1: Write the proportion equation
6,190,849.05 : 8,543,371.65 = 3,474,595.05 : x - Step 2: Convert to fraction form
6,190,849.05/8,543,371.65 = 3,474,595.05/x - Step 3: Cross multiply
6,190,849.05x = 8,543,371.65 × 3,474,595.05 - Step 4: Simplify right side
6,190,849.05x = 29,684,756,845,400.33 - Step 5: Solve for x
x = 29,684,756,845,400.33/6,190,849.05 - Step 6: Final answer
x = 4,794,941.15
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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.