Finding the Fourth Proportional to 4,420,992.24, 6,631,488 and 1,226,118.40
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Solution
The fourth proportional to 4,420,992.24, 6,631,488 and 1,226,118.40 is: 1,839,177.50
Step by Step Solution
- Step 1: Write the proportion equation
4,420,992.24 : 6,631,488 = 1,226,118.40 : x - Step 2: Convert to fraction form
4,420,992.24/6,631,488 = 1,226,118.40/x - Step 3: Cross multiply
4,420,992.24x = 6,631,488 × 1,226,118.40 - Step 4: Simplify right side
4,420,992.24x = 8,130,989,456,179.20 - Step 5: Solve for x
x = 8,130,989,456,179.20/4,420,992.24 - Step 6: Final answer
x = 1,839,177.50
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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.