Finding the Fourth Proportional to 3,053,980.40, 4,579,953.36 and 1,231,874.74
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Solution
The fourth proportional to 3,053,980.40, 4,579,953.36 and 1,231,874.74 is: 1,847,401.79
Step by Step Solution
- Step 1: Write the proportion equation
3,053,980.40 : 4,579,953.36 = 1,231,874.74 : x - Step 2: Convert to fraction form
3,053,980.40/4,579,953.36 = 1,231,874.74/x - Step 3: Cross multiply
3,053,980.40x = 4,579,953.36 × 1,231,874.74 - Step 4: Simplify right side
3,053,980.40x = 5,641,928,854,562.13 - Step 5: Solve for x
x = 5,641,928,854,562.13/3,053,980.40 - Step 6: Final answer
x = 1,847,401.79
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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.