Finding the Fourth Proportional to 2,539,584.15, 3,809,733.57 and 742,602.75
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Solution
The fourth proportional to 2,539,584.15, 3,809,733.57 and 742,602.75 is: 1,114,008.62
Step by Step Solution
- Step 1: Write the proportion equation
2,539,584.15 : 3,809,733.57 = 742,602.75 : x - Step 2: Convert to fraction form
2,539,584.15/3,809,733.57 = 742,602.75/x - Step 3: Cross multiply
2,539,584.15x = 3,809,733.57 × 742,602.75 - Step 4: Simplify right side
2,539,584.15x = 2,829,118,625,849.32 - Step 5: Solve for x
x = 2,829,118,625,849.32/2,539,584.15 - Step 6: Final answer
x = 1,114,008.62
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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.