Finding the Fourth Proportional to 4,328,268.40, 6,490,871.70 and 1,487,719.90
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Solution
The fourth proportional to 4,328,268.40, 6,490,871.70 and 1,487,719.90 is: 2,231,053.65
Step by Step Solution
- Step 1: Write the proportion equation
4,328,268.40 : 6,490,871.70 = 1,487,719.90 : x - Step 2: Convert to fraction form
4,328,268.40/6,490,871.70 = 1,487,719.90/x - Step 3: Cross multiply
4,328,268.40x = 6,490,871.70 × 1,487,719.90 - Step 4: Simplify right side
4,328,268.40x = 9,656,598,996,436.83 - Step 5: Solve for x
x = 9,656,598,996,436.83/4,328,268.40 - Step 6: Final answer
x = 2,231,053.65
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