Finding the Fourth Proportional to 4,029,397.20, 6,044,095.80 and 1,632,007.80
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Solution
The fourth proportional to 4,029,397.20, 6,044,095.80 and 1,632,007.80 is: 2,448,011.70
Step by Step Solution
- Step 1: Write the proportion equation
4,029,397.20 : 6,044,095.80 = 1,632,007.80 : x - Step 2: Convert to fraction form
4,029,397.20/6,044,095.80 = 1,632,007.80/x - Step 3: Cross multiply
4,029,397.20x = 6,044,095.80 × 1,632,007.80 - Step 4: Simplify right side
4,029,397.20x = 9,864,011,489,547.24 - Step 5: Solve for x
x = 9,864,011,489,547.24/4,029,397.20 - Step 6: Final answer
x = 2,448,011.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.