Finding the Fourth Proportional to 4,377,216.80, 6,562,714.80 and 1,982,208.80
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Solution
The fourth proportional to 4,377,216.80, 6,562,714.80 and 1,982,208.80 is: 2,971,904.67
Step by Step Solution
- Step 1: Write the proportion equation
4,377,216.80 : 6,562,714.80 = 1,982,208.80 : x - Step 2: Convert to fraction form
4,377,216.80/6,562,714.80 = 1,982,208.80/x - Step 3: Cross multiply
4,377,216.80x = 6,562,714.80 × 1,982,208.80 - Step 4: Simplify right side
4,377,216.80x = 13,008,671,028,450.24 - Step 5: Solve for x
x = 13,008,671,028,450.24/4,377,216.80 - Step 6: Final answer
x = 2,971,904.67
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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.