Finding the Fourth Proportional to 2,698,208.29, 3,722,331.41 and 1,609,847.06
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Solution
The fourth proportional to 2,698,208.29, 3,722,331.41 and 1,609,847.06 is: 2,220,875.34
Step by Step Solution
- Step 1: Write the proportion equation
2,698,208.29 : 3,722,331.41 = 1,609,847.06 : x - Step 2: Convert to fraction form
2,698,208.29/3,722,331.41 = 1,609,847.06/x - Step 3: Cross multiply
2,698,208.29x = 3,722,331.41 × 1,609,847.06 - Step 4: Simplify right side
2,698,208.29x = 5,992,384,256,110.19 - Step 5: Solve for x
x = 5,992,384,256,110.19/2,698,208.29 - Step 6: Final answer
x = 2,220,875.34
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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.