Finding the Fourth Proportional to 1,701,885.66, 2,347,689.90 and 1,089,379.41
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Solution
The fourth proportional to 1,701,885.66, 2,347,689.90 and 1,089,379.41 is: 1,502,759.61
Step by Step Solution
- Step 1: Write the proportion equation
1,701,885.66 : 2,347,689.90 = 1,089,379.41 : x - Step 2: Convert to fraction form
1,701,885.66/2,347,689.90 = 1,089,379.41/x - Step 3: Cross multiply
1,701,885.66x = 2,347,689.90 × 1,089,379.41 - Step 4: Simplify right side
1,701,885.66x = 2,557,525,038,124.96 - Step 5: Solve for x
x = 2,557,525,038,124.96/1,701,885.66 - Step 6: Final answer
x = 1,502,759.61
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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.