Finding the Fourth Proportional to 4,362,932.76, 6,021,095.46 and 2,621,134.96
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Solution
The fourth proportional to 4,362,932.76, 6,021,095.46 and 2,621,134.96 is: 3,617,315.39
Step by Step Solution
- Step 1: Write the proportion equation
4,362,932.76 : 6,021,095.46 = 2,621,134.96 : x - Step 2: Convert to fraction form
4,362,932.76/6,021,095.46 = 2,621,134.96/x - Step 3: Cross multiply
4,362,932.76x = 6,021,095.46 × 2,621,134.96 - Step 4: Simplify right side
4,362,932.76x = 15,782,103,807,703.28 - Step 5: Solve for x
x = 15,782,103,807,703.28/4,362,932.76 - Step 6: Final answer
x = 3,617,315.39
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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.