Finding the Fourth Proportional to 6,190,921.98, 8,543,427.75 and 3,437,595.90
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Solution
The fourth proportional to 6,190,921.98, 8,543,427.75 and 3,437,595.90 is: 4,743,857.59
Step by Step Solution
- Step 1: Write the proportion equation
6,190,921.98 : 8,543,427.75 = 3,437,595.90 : x - Step 2: Convert to fraction form
6,190,921.98/8,543,427.75 = 3,437,595.90/x - Step 3: Cross multiply
6,190,921.98x = 8,543,427.75 × 3,437,595.90 - Step 4: Simplify right side
6,190,921.98x = 29,368,852,205,346.22 - Step 5: Solve for x
x = 29,368,852,205,346.22/6,190,921.98 - Step 6: Final answer
x = 4,743,857.59
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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.