Finding the Fourth Proportional to 2,068,757.70, 3,103,136.55 and 572,849.70
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Solution
The fourth proportional to 2,068,757.70, 3,103,136.55 and 572,849.70 is: 859,274.55
Step by Step Solution
- Step 1: Write the proportion equation
2,068,757.70 : 3,103,136.55 = 572,849.70 : x - Step 2: Convert to fraction form
2,068,757.70/3,103,136.55 = 572,849.70/x - Step 3: Cross multiply
2,068,757.70x = 3,103,136.55 × 572,849.70 - Step 4: Simplify right side
2,068,757.70x = 1,777,630,841,726.53 - Step 5: Solve for x
x = 1,777,630,841,726.53/2,068,757.70 - Step 6: Final answer
x = 859,274.55
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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.