Finding the Fourth Proportional to 1,463,739.87, 2,019,917.63 and 810,395.01
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Solution
The fourth proportional to 1,463,739.87, 2,019,917.63 and 810,395.01 is: 1,118,321.09
Step by Step Solution
- Step 1: Write the proportion equation
1,463,739.87 : 2,019,917.63 = 810,395.01 : x - Step 2: Convert to fraction form
1,463,739.87/2,019,917.63 = 810,395.01/x - Step 3: Cross multiply
1,463,739.87x = 2,019,917.63 × 810,395.01 - Step 4: Simplify right side
1,463,739.87x = 1,636,931,167,963.03 - Step 5: Solve for x
x = 1,636,931,167,963.03/1,463,739.87 - Step 6: Final answer
x = 1,118,321.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.