Finding the Fourth Proportional to 3,312,915.84, 4,969,484.24 and 916,559.68
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Solution
The fourth proportional to 3,312,915.84, 4,969,484.24 and 916,559.68 is: 1,374,870.09
Step by Step Solution
- Step 1: Write the proportion equation
3,312,915.84 : 4,969,484.24 = 916,559.68 : x - Step 2: Convert to fraction form
3,312,915.84/4,969,484.24 = 916,559.68/x - Step 3: Cross multiply
3,312,915.84x = 4,969,484.24 × 916,559.68 - Step 4: Simplify right side
3,312,915.84x = 4,554,828,884,779.44 - Step 5: Solve for x
x = 4,554,828,884,779.44/3,312,915.84 - Step 6: Final answer
x = 1,374,870.09
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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.