Finding the Fourth Proportional to 2,043,255.40, 2,819,756.58 and 1,125,551.08
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Solution
The fourth proportional to 2,043,255.40, 2,819,756.58 and 1,125,551.08 is: 1,553,295.82
Step by Step Solution
- Step 1: Write the proportion equation
2,043,255.40 : 2,819,756.58 = 1,125,551.08 : x - Step 2: Convert to fraction form
2,043,255.40/2,819,756.58 = 1,125,551.08/x - Step 3: Cross multiply
2,043,255.40x = 2,819,756.58 × 1,125,551.08 - Step 4: Simplify right side
2,043,255.40x = 3,173,780,063,956.11 - Step 5: Solve for x
x = 3,173,780,063,956.11/2,043,255.40 - Step 6: Final answer
x = 1,553,295.82
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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.