Finding the Fourth Proportional to 2,827,205.60, 4,240,107.70 and 805,466.99
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Solution
The fourth proportional to 2,827,205.60, 4,240,107.70 and 805,466.99 is: 1,208,000.86
Step by Step Solution
- Step 1: Write the proportion equation
2,827,205.60 : 4,240,107.70 = 805,466.99 : x - Step 2: Convert to fraction form
2,827,205.60/4,240,107.70 = 805,466.99/x - Step 3: Cross multiply
2,827,205.60x = 4,240,107.70 × 805,466.99 - Step 4: Simplify right side
2,827,205.60x = 3,415,266,794,981.43 - Step 5: Solve for x
x = 3,415,266,794,981.43/2,827,205.60 - Step 6: Final answer
x = 1,208,000.86
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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.