Finding the Fourth Proportional to 2,011,207.99, 2,775,408.60 and 1,140,123.48
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Solution
The fourth proportional to 2,011,207.99, 2,775,408.60 and 1,140,123.48 is: 1,573,337.28
Step by Step Solution
- Step 1: Write the proportion equation
2,011,207.99 : 2,775,408.60 = 1,140,123.48 : x - Step 2: Convert to fraction form
2,011,207.99/2,775,408.60 = 1,140,123.48/x - Step 3: Cross multiply
2,011,207.99x = 2,775,408.60 × 1,140,123.48 - Step 4: Simplify right side
2,011,207.99x = 3,164,308,497,576.89 - Step 5: Solve for x
x = 3,164,308,497,576.89/2,011,207.99 - Step 6: Final answer
x = 1,573,337.28
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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.