Finding the Fourth Proportional to 4,586,605.19, 6,329,519.22 and 2,521,655.90
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Solution
The fourth proportional to 4,586,605.19, 6,329,519.22 and 2,521,655.90 is: 3,479,887.37
Step by Step Solution
- Step 1: Write the proportion equation
4,586,605.19 : 6,329,519.22 = 2,521,655.90 : x - Step 2: Convert to fraction form
4,586,605.19/6,329,519.22 = 2,521,655.90/x - Step 3: Cross multiply
4,586,605.19x = 6,329,519.22 × 2,521,655.90 - Step 4: Simplify right side
4,586,605.19x = 15,960,869,485,276.40 - Step 5: Solve for x
x = 15,960,869,485,276.40/4,586,605.19 - Step 6: Final answer
x = 3,479,887.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.