Finding the Fourth Proportional to 5,471,978.90, 8,207,968.35 and 1,684,969.70
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Solution
The fourth proportional to 5,471,978.90, 8,207,968.35 and 1,684,969.70 is: 2,527,454.55
Step by Step Solution
- Step 1: Write the proportion equation
5,471,978.90 : 8,207,968.35 = 1,684,969.70 : x - Step 2: Convert to fraction form
5,471,978.90/8,207,968.35 = 1,684,969.70/x - Step 3: Cross multiply
5,471,978.90x = 8,207,968.35 × 1,684,969.70 - Step 4: Simplify right side
5,471,978.90x = 13,830,177,968,308.99 - Step 5: Solve for x
x = 13,830,177,968,308.99/5,471,978.90 - Step 6: Final answer
x = 2,527,454.55
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