Finding the Fourth Proportional to 2,415,774.20, 3,624,098.70 and 1,214,673.80
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Solution
The fourth proportional to 2,415,774.20, 3,624,098.70 and 1,214,673.80 is: 1,822,230.63
Step by Step Solution
- Step 1: Write the proportion equation
2,415,774.20 : 3,624,098.70 = 1,214,673.80 : x - Step 2: Convert to fraction form
2,415,774.20/3,624,098.70 = 1,214,673.80/x - Step 3: Cross multiply
2,415,774.20x = 3,624,098.70 × 1,214,673.80 - Step 4: Simplify right side
2,415,774.20x = 4,402,097,739,504.06 - Step 5: Solve for x
x = 4,402,097,739,504.06/2,415,774.20 - Step 6: Final answer
x = 1,822,230.63
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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.