Finding the Fourth Proportional to 4,586,604.70, 6,329,518.53 and 2,521,655.40
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Solution
The fourth proportional to 4,586,604.70, 6,329,518.53 and 2,521,655.40 is: 3,479,886.68
Step by Step Solution
- Step 1: Write the proportion equation
4,586,604.70 : 6,329,518.53 = 2,521,655.40 : x - Step 2: Convert to fraction form
4,586,604.70/6,329,518.53 = 2,521,655.40/x - Step 3: Cross multiply
4,586,604.70x = 6,329,518.53 × 2,521,655.40 - Step 4: Simplify right side
4,586,604.70x = 15,960,864,580,574.56 - Step 5: Solve for x
x = 15,960,864,580,574.56/4,586,604.70 - Step 6: Final answer
x = 3,479,886.68
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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.