Finding the Fourth Proportional to 4,586,421.48, 6,329,265.71 and 2,521,472.19
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Solution
The fourth proportional to 4,586,421.48, 6,329,265.71 and 2,521,472.19 is: 3,479,633.86
Step by Step Solution
- Step 1: Write the proportion equation
4,586,421.48 : 6,329,265.71 = 2,521,472.19 : x - Step 2: Convert to fraction form
4,586,421.48/6,329,265.71 = 2,521,472.19/x - Step 3: Cross multiply
4,586,421.48x = 6,329,265.71 × 2,521,472.19 - Step 4: Simplify right side
4,586,421.48x = 15,959,067,470,885.60 - Step 5: Solve for x
x = 15,959,067,470,885.60/4,586,421.48 - Step 6: Final answer
x = 3,479,633.86
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1.5x scale
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.