Finding the Fourth Proportional to 1,435,523.18, 2,153,171.67 and 625,888.49
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Solution
The fourth proportional to 1,435,523.18, 2,153,171.67 and 625,888.49 is: 938,783.42
Step by Step Solution
- Step 1: Write the proportion equation
1,435,523.18 : 2,153,171.67 = 625,888.49 : x - Step 2: Convert to fraction form
1,435,523.18/2,153,171.67 = 625,888.49/x - Step 3: Cross multiply
1,435,523.18x = 2,153,171.67 × 625,888.49 - Step 4: Simplify right side
1,435,523.18x = 1,347,645,365,247.08 - Step 5: Solve for x
x = 1,347,645,365,247.08/1,435,523.18 - Step 6: Final answer
x = 938,783.42
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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.