Finding the Fourth Proportional to 989,828.70, 1,484,791.65 and 517,436.70
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Solution
The fourth proportional to 989,828.70, 1,484,791.65 and 517,436.70 is: 776,180.46
Step by Step Solution
- Step 1: Write the proportion equation
989,828.70 : 1,484,791.65 = 517,436.70 : x - Step 2: Convert to fraction form
989,828.70/1,484,791.65 = 517,436.70/x - Step 3: Cross multiply
989,828.70x = 1,484,791.65 × 517,436.70 - Step 4: Simplify right side
989,828.70x = 768,285,691,563.56 - Step 5: Solve for x
x = 768,285,691,563.56/989,828.70 - Step 6: Final answer
x = 776,180.46
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