Finding the Fourth Proportional to 3,160,775.42, 4,740,628.34 and 885,776.26
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Solution
The fourth proportional to 3,160,775.42, 4,740,628.34 and 885,776.26 is: 1,328,514.52
Step by Step Solution
- Step 1: Write the proportion equation
3,160,775.42 : 4,740,628.34 = 885,776.26 : x - Step 2: Convert to fraction form
3,160,775.42/4,740,628.34 = 885,776.26/x - Step 3: Cross multiply
3,160,775.42x = 4,740,628.34 × 885,776.26 - Step 4: Simplify right side
3,160,775.42x = 4,199,136,051,569.62 - Step 5: Solve for x
x = 4,199,136,051,569.62/3,160,775.42 - Step 6: Final answer
x = 1,328,514.52
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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.