Finding the Fourth Proportional to 4,032,552.90, 5,564,919.92 and 2,221,716.90
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Solution
The fourth proportional to 4,032,552.90, 5,564,919.92 and 2,221,716.90 is: 3,065,967.62
Step by Step Solution
- Step 1: Write the proportion equation
4,032,552.90 : 5,564,919.92 = 2,221,716.90 : x - Step 2: Convert to fraction form
4,032,552.90/5,564,919.92 = 2,221,716.90/x - Step 3: Cross multiply
4,032,552.90x = 5,564,919.92 × 2,221,716.90 - Step 4: Simplify right side
4,032,552.90x = 12,363,676,633,410.65 - Step 5: Solve for x
x = 12,363,676,633,410.65/4,032,552.90 - Step 6: Final answer
x = 3,065,967.62
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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.