Finding the Fourth Proportional to 1,580,169.93, 2,180,630.12 and 855,029.98
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Solution
The fourth proportional to 1,580,169.93, 2,180,630.12 and 855,029.98 is: 1,179,939.00
Step by Step Solution
- Step 1: Write the proportion equation
1,580,169.93 : 2,180,630.12 = 855,029.98 : x - Step 2: Convert to fraction form
1,580,169.93/2,180,630.12 = 855,029.98/x - Step 3: Cross multiply
1,580,169.93x = 2,180,630.12 × 855,029.98 - Step 4: Simplify right side
1,580,169.93x = 1,864,504,127,891.00 - Step 5: Solve for x
x = 1,864,504,127,891.00/1,580,169.93 - Step 6: Final answer
x = 1,179,939.00
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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.