Finding the Fourth Proportional to 1,621,399.36, 2,237,531.61 and 886,356.84
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Solution
The fourth proportional to 1,621,399.36, 2,237,531.61 and 886,356.84 is: 1,223,172.71
Step by Step Solution
- Step 1: Write the proportion equation
1,621,399.36 : 2,237,531.61 = 886,356.84 : x - Step 2: Convert to fraction form
1,621,399.36/2,237,531.61 = 886,356.84/x - Step 3: Cross multiply
1,621,399.36x = 2,237,531.61 × 886,356.84 - Step 4: Simplify right side
1,621,399.36x = 1,983,251,447,239.71 - Step 5: Solve for x
x = 1,983,251,447,239.71/1,621,399.36 - Step 6: Final answer
x = 1,223,172.71
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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.