Finding the Fourth Proportional to 1,669,816.98, 2,304,354.06 and 905,875.92
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Solution
The fourth proportional to 1,669,816.98, 2,304,354.06 and 905,875.92 is: 1,250,112.37
Step by Step Solution
- Step 1: Write the proportion equation
1,669,816.98 : 2,304,354.06 = 905,875.92 : x - Step 2: Convert to fraction form
1,669,816.98/2,304,354.06 = 905,875.92/x - Step 3: Cross multiply
1,669,816.98x = 2,304,354.06 × 905,875.92 - Step 4: Simplify right side
1,669,816.98x = 2,087,458,854,108.24 - Step 5: Solve for x
x = 2,087,458,854,108.24/1,669,816.98 - Step 6: Final answer
x = 1,250,112.37
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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.