Finding the Fourth Proportional to 2,465,410.05, 3,402,200.75 and 1,377,690.62
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Solution
The fourth proportional to 2,465,410.05, 3,402,200.75 and 1,377,690.62 is: 1,901,176.66
Step by Step Solution
- Step 1: Write the proportion equation
2,465,410.05 : 3,402,200.75 = 1,377,690.62 : x - Step 2: Convert to fraction form
2,465,410.05/3,402,200.75 = 1,377,690.62/x - Step 3: Cross multiply
2,465,410.05x = 3,402,200.75 × 1,377,690.62 - Step 4: Simplify right side
2,465,410.05x = 4,687,180,036,732.51 - Step 5: Solve for x
x = 4,687,180,036,732.51/2,465,410.05 - Step 6: Final answer
x = 1,901,176.66
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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.