Finding the Fourth Proportional to 2,288,032.74, 3,158,964.24 and 1,417,790.88
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Solution
The fourth proportional to 2,288,032.74, 3,158,964.24 and 1,417,790.88 is: 1,957,467.92
Step by Step Solution
- Step 1: Write the proportion equation
2,288,032.74 : 3,158,964.24 = 1,417,790.88 : x - Step 2: Convert to fraction form
2,288,032.74/3,158,964.24 = 1,417,790.88/x - Step 3: Cross multiply
2,288,032.74x = 3,158,964.24 × 1,417,790.88 - Step 4: Simplify right side
2,288,032.74x = 4,478,750,689,718.13 - Step 5: Solve for x
x = 4,478,750,689,718.13/2,288,032.74 - Step 6: Final answer
x = 1,957,467.92
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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.