Finding the Fourth Proportional to 3,637,259.86, 5,456,108.49 and 1,112,936.98
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Solution
The fourth proportional to 3,637,259.86, 5,456,108.49 and 1,112,936.98 is: 1,669,472.39
Step by Step Solution
- Step 1: Write the proportion equation
3,637,259.86 : 5,456,108.49 = 1,112,936.98 : x - Step 2: Convert to fraction form
3,637,259.86/5,456,108.49 = 1,112,936.98/x - Step 3: Cross multiply
3,637,259.86x = 5,456,108.49 × 1,112,936.98 - Step 4: Simplify right side
3,637,259.86x = 6,072,304,905,412.96 - Step 5: Solve for x
x = 6,072,304,905,412.96/3,637,259.86 - Step 6: Final answer
x = 1,669,472.39
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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.