Finding the Fourth Proportional to 2,849,506.28, 3,924,389.22 and 2,202,543.08
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Solution
The fourth proportional to 2,849,506.28, 3,924,389.22 and 2,202,543.08 is: 3,033,380.34
Step by Step Solution
- Step 1: Write the proportion equation
2,849,506.28 : 3,924,389.22 = 2,202,543.08 : x - Step 2: Convert to fraction form
2,849,506.28/3,924,389.22 = 2,202,543.08/x - Step 3: Cross multiply
2,849,506.28x = 3,924,389.22 × 2,202,543.08 - Step 4: Simplify right side
2,849,506.28x = 8,643,636,319,737.60 - Step 5: Solve for x
x = 8,643,636,319,737.60/2,849,506.28 - Step 6: Final answer
x = 3,033,380.34
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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.