Finding the Fourth Proportional to 4,686,699.17, 6,467,339.75 and 2,621,356.92
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Solution
The fourth proportional to 4,686,699.17, 6,467,339.75 and 2,621,356.92 is: 3,617,301.90
Step by Step Solution
- Step 1: Write the proportion equation
4,686,699.17 : 6,467,339.75 = 2,621,356.92 : x - Step 2: Convert to fraction form
4,686,699.17/6,467,339.75 = 2,621,356.92/x - Step 3: Cross multiply
4,686,699.17x = 6,467,339.75 × 2,621,356.92 - Step 4: Simplify right side
4,686,699.17x = 16,953,205,794,546.79 - Step 5: Solve for x
x = 16,953,205,794,546.79/4,686,699.17 - Step 6: Final answer
x = 3,617,301.90
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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.