Finding the Fourth Proportional to 2,394,236.70, 3,591,417.03 and 688,311.09
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Solution
The fourth proportional to 2,394,236.70, 3,591,417.03 and 688,311.09 is: 1,032,484.45
Step by Step Solution
- Step 1: Write the proportion equation
2,394,236.70 : 3,591,417.03 = 688,311.09 : x - Step 2: Convert to fraction form
2,394,236.70/3,591,417.03 = 688,311.09/x - Step 3: Cross multiply
2,394,236.70x = 3,591,417.03 × 688,311.09 - Step 4: Simplify right side
2,394,236.70x = 2,472,012,170,563.86 - Step 5: Solve for x
x = 2,472,012,170,563.86/2,394,236.70 - Step 6: Final answer
x = 1,032,484.45
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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.