Finding the Fourth Proportional to 1,523,740.02, 2,102,779.95 and 879,294.30
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Solution
The fourth proportional to 1,523,740.02, 2,102,779.95 and 879,294.30 is: 1,213,436.94
Step by Step Solution
- Step 1: Write the proportion equation
1,523,740.02 : 2,102,779.95 = 879,294.30 : x - Step 2: Convert to fraction form
1,523,740.02/2,102,779.95 = 879,294.30/x - Step 3: Cross multiply
1,523,740.02x = 2,102,779.95 × 879,294.30 - Step 4: Simplify right side
1,523,740.02x = 1,848,962,424,189.29 - Step 5: Solve for x
x = 1,848,962,424,189.29/1,523,740.02 - Step 6: Final answer
x = 1,213,436.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.