Finding the Fourth Proportional to 1,417,268.12, 2,125,276.70 and 406,160.60
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Solution
The fourth proportional to 1,417,268.12, 2,125,276.70 and 406,160.60 is: 609,061.65
Step by Step Solution
- Step 1: Write the proportion equation
1,417,268.12 : 2,125,276.70 = 406,160.60 : x - Step 2: Convert to fraction form
1,417,268.12/2,125,276.70 = 406,160.60/x - Step 3: Cross multiply
1,417,268.12x = 2,125,276.70 × 406,160.60 - Step 4: Simplify right side
1,417,268.12x = 863,203,659,638.02 - Step 5: Solve for x
x = 863,203,659,638.02/1,417,268.12 - Step 6: Final answer
x = 609,061.65
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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.