Finding the Fourth Proportional to 1,603,395.24, 2,212,717.28 and 878,243.01
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Solution
The fourth proportional to 1,603,395.24, 2,212,717.28 and 878,243.01 is: 1,211,992.80
Step by Step Solution
- Step 1: Write the proportion equation
1,603,395.24 : 2,212,717.28 = 878,243.01 : x - Step 2: Convert to fraction form
1,603,395.24/2,212,717.28 = 878,243.01/x - Step 3: Cross multiply
1,603,395.24x = 2,212,717.28 × 878,243.01 - Step 4: Simplify right side
1,603,395.24x = 1,943,303,479,875.00 - Step 5: Solve for x
x = 1,943,303,479,875.00/1,603,395.24 - Step 6: Final answer
x = 1,211,992.80
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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.