Finding the Fourth Proportional to 2,465,644.05, 3,402,601.36 and 1,377,933.80
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Solution
The fourth proportional to 2,465,644.05, 3,402,601.36 and 1,377,933.80 is: 1,901,555.66
Step by Step Solution
- Step 1: Write the proportion equation
2,465,644.05 : 3,402,601.36 = 1,377,933.80 : x - Step 2: Convert to fraction form
2,465,644.05/3,402,601.36 = 1,377,933.80/x - Step 3: Cross multiply
2,465,644.05x = 3,402,601.36 × 1,377,933.80 - Step 4: Simplify right side
2,465,644.05x = 4,688,559,401,412.13 - Step 5: Solve for x
x = 4,688,559,401,412.13/2,465,644.05 - Step 6: Final answer
x = 1,901,555.66
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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.