Finding the Fourth Proportional to 2,902,934.95, 4,000,142.26 and 2,245,567.35
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Solution
The fourth proportional to 2,902,934.95, 4,000,142.26 and 2,245,567.35 is: 3,094,312.82
Step by Step Solution
- Step 1: Write the proportion equation
2,902,934.95 : 4,000,142.26 = 2,245,567.35 : x - Step 2: Convert to fraction form
2,902,934.95/4,000,142.26 = 2,245,567.35/x - Step 3: Cross multiply
2,902,934.95x = 4,000,142.26 × 2,245,567.35 - Step 4: Simplify right side
2,902,934.95x = 8,982,588,843,747.74 - Step 5: Solve for x
x = 8,982,588,843,747.74/2,902,934.95 - Step 6: Final answer
x = 3,094,312.82
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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.