Finding the Fourth Proportional to 4,435,532.16, 6,121,038.72 and 2,398,341.12
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Solution
The fourth proportional to 4,435,532.16, 6,121,038.72 and 2,398,341.12 is: 3,309,713.09
Step by Step Solution
- Step 1: Write the proportion equation
4,435,532.16 : 6,121,038.72 = 2,398,341.12 : x - Step 2: Convert to fraction form
4,435,532.16/6,121,038.72 = 2,398,341.12/x - Step 3: Cross multiply
4,435,532.16x = 6,121,038.72 × 2,398,341.12 - Step 4: Simplify right side
4,435,532.16x = 14,680,338,859,288.17 - Step 5: Solve for x
x = 14,680,338,859,288.17/4,435,532.16 - Step 6: Final answer
x = 3,309,713.09
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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.