Finding the Fourth Proportional to 2,252,289.96, 3,108,144.73 and 1,219,773.99
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Solution
The fourth proportional to 2,252,289.96, 3,108,144.73 and 1,219,773.99 is: 1,683,279.76
Step by Step Solution
- Step 1: Write the proportion equation
2,252,289.96 : 3,108,144.73 = 1,219,773.99 : x - Step 2: Convert to fraction form
2,252,289.96/3,108,144.73 = 1,219,773.99/x - Step 3: Cross multiply
2,252,289.96x = 3,108,144.73 × 1,219,773.99 - Step 4: Simplify right side
2,252,289.96x = 3,791,234,098,809.57 - Step 5: Solve for x
x = 3,791,234,098,809.57/2,252,289.96 - Step 6: Final answer
x = 1,683,279.76
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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.