Finding the Fourth Proportional to 1,935,553.80, 2,670,297.03 and 1,119,605.97
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Solution
The fourth proportional to 1,935,553.80, 2,670,297.03 and 1,119,605.97 is: 1,544,612.45
Step by Step Solution
- Step 1: Write the proportion equation
1,935,553.80 : 2,670,297.03 = 1,119,605.97 : x - Step 2: Convert to fraction form
1,935,553.80/2,670,297.03 = 1,119,605.97/x - Step 3: Cross multiply
1,935,553.80x = 2,670,297.03 × 1,119,605.97 - Step 4: Simplify right side
1,935,553.80x = 2,989,680,496,461.27 - Step 5: Solve for x
x = 2,989,680,496,461.27/1,935,553.80 - Step 6: Final answer
x = 1,544,612.45
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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.