Finding the Fourth Proportional to 947,625.42, 1,427,831.63 and 782,837.40
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Solution
The fourth proportional to 947,625.42, 1,427,831.63 and 782,837.40 is: 1,179,537.80
Step by Step Solution
- Step 1: Write the proportion equation
947,625.42 : 1,427,831.63 = 782,837.40 : x - Step 2: Convert to fraction form
947,625.42/1,427,831.63 = 782,837.40/x - Step 3: Cross multiply
947,625.42x = 1,427,831.63 × 782,837.40 - Step 4: Simplify right side
947,625.42x = 1,117,760,000,866.96 - Step 5: Solve for x
x = 1,117,760,000,866.96/947,625.42 - Step 6: Final answer
x = 1,179,537.80
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.