Finding the Fourth Proportional to 4,988,704, 6,885,513.36 and 3,243,335.80
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Solution
The fourth proportional to 4,988,704, 6,885,513.36 and 3,243,335.80 is: 4,476,519.75
Step by Step Solution
- Step 1: Write the proportion equation
4,988,704 : 6,885,513.36 = 3,243,335.80 : x - Step 2: Convert to fraction form
4,988,704/6,885,513.36 = 3,243,335.80/x - Step 3: Cross multiply
4,988,704x = 6,885,513.36 × 3,243,335.80 - Step 4: Simplify right side
4,988,704x = 22,332,031,981,866.29 - Step 5: Solve for x
x = 22,332,031,981,866.29/4,988,704 - Step 6: Final answer
x = 4,476,519.75
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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.