Finding the Fourth Proportional to 1,862,236.96, 2,791,188.96 and 1,064,078.08
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Solution
The fourth proportional to 1,862,236.96, 2,791,188.96 and 1,064,078.08 is: 1,594,879.20
Step by Step Solution
- Step 1: Write the proportion equation
1,862,236.96 : 2,791,188.96 = 1,064,078.08 : x - Step 2: Convert to fraction form
1,862,236.96/2,791,188.96 = 1,064,078.08/x - Step 3: Cross multiply
1,862,236.96x = 2,791,188.96 × 1,064,078.08 - Step 4: Simplify right side
1,862,236.96x = 2,970,042,989,474.00 - Step 5: Solve for x
x = 2,970,042,989,474.00/1,862,236.96 - Step 6: Final answer
x = 1,594,879.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.