Finding the Fourth Proportional to 4,413,439.24, 6,090,551.49 and 2,479,698.70
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Solution
The fourth proportional to 4,413,439.24, 6,090,551.49 and 2,479,698.70 is: 3,421,987.21
Step by Step Solution
- Step 1: Write the proportion equation
4,413,439.24 : 6,090,551.49 = 2,479,698.70 : x - Step 2: Convert to fraction form
4,413,439.24/6,090,551.49 = 2,479,698.70/x - Step 3: Cross multiply
4,413,439.24x = 6,090,551.49 × 2,479,698.70 - Step 4: Simplify right side
4,413,439.24x = 15,102,732,606,108.55 - Step 5: Solve for x
x = 15,102,732,606,108.55/4,413,439.24 - Step 6: Final answer
x = 3,421,987.21
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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.