Finding the Fourth Proportional to 2,487,904.36, 3,434,367.36 and 1,672,580.92
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Solution
The fourth proportional to 2,487,904.36, 3,434,367.36 and 1,672,580.92 is: 2,308,873.85
Step by Step Solution
- Step 1: Write the proportion equation
2,487,904.36 : 3,434,367.36 = 1,672,580.92 : x - Step 2: Convert to fraction form
2,487,904.36/3,434,367.36 = 1,672,580.92/x - Step 3: Cross multiply
2,487,904.36x = 3,434,367.36 × 1,672,580.92 - Step 4: Simplify right side
2,487,904.36x = 5,744,257,318,606.77 - Step 5: Solve for x
x = 5,744,257,318,606.77/2,487,904.36 - Step 6: Final answer
x = 2,308,873.85
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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.