Finding the Fourth Proportional to 4,332,569.14, 5,979,132.30 and 2,398,829.68
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Solution
The fourth proportional to 4,332,569.14, 5,979,132.30 and 2,398,829.68 is: 3,310,488.43
Step by Step Solution
- Step 1: Write the proportion equation
4,332,569.14 : 5,979,132.30 = 2,398,829.68 : x - Step 2: Convert to fraction form
4,332,569.14/5,979,132.30 = 2,398,829.68/x - Step 3: Cross multiply
4,332,569.14x = 5,979,132.30 × 2,398,829.68 - Step 4: Simplify right side
4,332,569.14x = 14,342,920,021,886.66 - Step 5: Solve for x
x = 14,342,920,021,886.66/4,332,569.14 - Step 6: Final answer
x = 3,310,488.43
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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.