Finding the Fourth Proportional to 1,307,670.40, 1,957,851.08 and 706,477.60
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Solution
The fourth proportional to 1,307,670.40, 1,957,851.08 and 706,477.60 is: 1,057,742.02
Step by Step Solution
- Step 1: Write the proportion equation
1,307,670.40 : 1,957,851.08 = 706,477.60 : x - Step 2: Convert to fraction form
1,307,670.40/1,957,851.08 = 706,477.60/x - Step 3: Cross multiply
1,307,670.40x = 1,957,851.08 × 706,477.60 - Step 4: Simplify right side
1,307,670.40x = 1,383,177,932,155.81 - Step 5: Solve for x
x = 1,383,177,932,155.81/1,307,670.40 - Step 6: Final answer
x = 1,057,742.02
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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.