Finding the Fourth Proportional to 3,670,625.99, 5,500,280.12 and 1,964,995.63
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Solution
The fourth proportional to 3,670,625.99, 5,500,280.12 and 1,964,995.63 is: 2,944,464.08
Step by Step Solution
- Step 1: Write the proportion equation
3,670,625.99 : 5,500,280.12 = 1,964,995.63 : x - Step 2: Convert to fraction form
3,670,625.99/5,500,280.12 = 1,964,995.63/x - Step 3: Cross multiply
3,670,625.99x = 5,500,280.12 × 1,964,995.63 - Step 4: Simplify right side
3,670,625.99x = 10,808,026,376,000.20 - Step 5: Solve for x
x = 10,808,026,376,000.20/3,670,625.99 - Step 6: Final answer
x = 2,944,464.08
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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.