Finding the Fourth Proportional to 2,331,889.79, 3,497,170.37 and 1,477,672.20
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Solution
The fourth proportional to 2,331,889.79, 3,497,170.37 and 1,477,672.20 is: 2,216,087.34
Step by Step Solution
- Step 1: Write the proportion equation
2,331,889.79 : 3,497,170.37 = 1,477,672.20 : x - Step 2: Convert to fraction form
2,331,889.79/3,497,170.37 = 1,477,672.20/x - Step 3: Cross multiply
2,331,889.79x = 3,497,170.37 × 1,477,672.20 - Step 4: Simplify right side
2,331,889.79x = 5,167,671,427,024.35 - Step 5: Solve for x
x = 5,167,671,427,024.35/2,331,889.79 - Step 6: Final answer
x = 2,216,087.34
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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.