Finding the Fourth Proportional to 1,068,485.92, 1,474,550.28 and 609,675.18
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Solution
The fourth proportional to 1,068,485.92, 1,474,550.28 and 609,675.18 is: 841,374.41
Step by Step Solution
- Step 1: Write the proportion equation
1,068,485.92 : 1,474,550.28 = 609,675.18 : x - Step 2: Convert to fraction form
1,068,485.92/1,474,550.28 = 609,675.18/x - Step 3: Cross multiply
1,068,485.92x = 1,474,550.28 × 609,675.18 - Step 4: Simplify right side
1,068,485.92x = 898,996,707,378.05 - Step 5: Solve for x
x = 898,996,707,378.05/1,068,485.92 - Step 6: Final answer
x = 841,374.41
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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.