Finding the Fourth Proportional to 2,770,539.12, 4,155,808.70 and 748,627.84
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Solution
The fourth proportional to 2,770,539.12, 4,155,808.70 and 748,627.84 is: 1,122,941.77
Step by Step Solution
- Step 1: Write the proportion equation
2,770,539.12 : 4,155,808.70 = 748,627.84 : x - Step 2: Convert to fraction form
2,770,539.12/4,155,808.70 = 748,627.84/x - Step 3: Cross multiply
2,770,539.12x = 4,155,808.70 × 748,627.84 - Step 4: Simplify right side
2,770,539.12x = 3,111,154,090,534.21 - Step 5: Solve for x
x = 3,111,154,090,534.21/2,770,539.12 - Step 6: Final answer
x = 1,122,941.77
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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.