Finding the Fourth Proportional to 2,315,286.84, 3,474,115.50 and 1,102,235.70
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Solution
The fourth proportional to 2,315,286.84, 3,474,115.50 and 1,102,235.70 is: 1,653,917.81
Step by Step Solution
- Step 1: Write the proportion equation
2,315,286.84 : 3,474,115.50 = 1,102,235.70 : x - Step 2: Convert to fraction form
2,315,286.84/3,474,115.50 = 1,102,235.70/x - Step 3: Cross multiply
2,315,286.84x = 3,474,115.50 × 1,102,235.70 - Step 4: Simplify right side
2,315,286.84x = 3,829,294,130,023.35 - Step 5: Solve for x
x = 3,829,294,130,023.35/2,315,286.84 - Step 6: Final answer
x = 1,653,917.81
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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.