Finding the Fourth Proportional to 1,642,210.08, 2,463,842.03 and 789,343.62
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Solution
The fourth proportional to 1,642,210.08, 2,463,842.03 and 789,343.62 is: 1,184,268.69
Step by Step Solution
- Step 1: Write the proportion equation
1,642,210.08 : 2,463,842.03 = 789,343.62 : x - Step 2: Convert to fraction form
1,642,210.08/2,463,842.03 = 789,343.62/x - Step 3: Cross multiply
1,642,210.08x = 2,463,842.03 × 789,343.62 - Step 4: Simplify right side
1,642,210.08x = 1,944,817,983,121.63 - Step 5: Solve for x
x = 1,944,817,983,121.63/1,642,210.08 - Step 6: Final answer
x = 1,184,268.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.