Finding the Fourth Proportional to 1,583,722.36, 2,185,553.10 and 858,571.48
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Solution
The fourth proportional to 1,583,722.36, 2,185,553.10 and 858,571.48 is: 1,184,837.45
Step by Step Solution
- Step 1: Write the proportion equation
1,583,722.36 : 2,185,553.10 = 858,571.48 : x - Step 2: Convert to fraction form
1,583,722.36/2,185,553.10 = 858,571.48/x - Step 3: Cross multiply
1,583,722.36x = 2,185,553.10 × 858,571.48 - Step 4: Simplify right side
1,583,722.36x = 1,876,453,559,685.59 - Step 5: Solve for x
x = 1,876,453,559,685.59/1,583,722.36 - Step 6: Final answer
x = 1,184,837.45
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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.