Finding the Fourth Proportional to 4,221,623.19, 5,826,465.36 and 2,673,028.83
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Solution
The fourth proportional to 4,221,623.19, 5,826,465.36 and 2,673,028.83 is: 3,689,175.75
Step by Step Solution
- Step 1: Write the proportion equation
4,221,623.19 : 5,826,465.36 = 2,673,028.83 : x - Step 2: Convert to fraction form
4,221,623.19/5,826,465.36 = 2,673,028.83/x - Step 3: Cross multiply
4,221,623.19x = 5,826,465.36 × 2,673,028.83 - Step 4: Simplify right side
4,221,623.19x = 15,574,309,884,276.33 - Step 5: Solve for x
x = 15,574,309,884,276.33/4,221,623.19 - Step 6: Final answer
x = 3,689,175.75
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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.