Finding the Fourth Proportional to 2,880,858.02, 3,975,664.26 and 1,591,781.49
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Solution
The fourth proportional to 2,880,858.02, 3,975,664.26 and 1,591,781.49 is: 2,196,702.77
Step by Step Solution
- Step 1: Write the proportion equation
2,880,858.02 : 3,975,664.26 = 1,591,781.49 : x - Step 2: Convert to fraction form
2,880,858.02/3,975,664.26 = 1,591,781.49/x - Step 3: Cross multiply
2,880,858.02x = 3,975,664.26 × 1,591,781.49 - Step 4: Simplify right side
2,880,858.02x = 6,328,388,779,522.55 - Step 5: Solve for x
x = 6,328,388,779,522.55/2,880,858.02 - Step 6: Final answer
x = 2,196,702.77
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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.