Finding the Fourth Proportional to 1,471,582.08, 2,031,338.25 and 859,933.80
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Solution
The fourth proportional to 1,471,582.08, 2,031,338.25 and 859,933.80 is: 1,187,032.95
Step by Step Solution
- Step 1: Write the proportion equation
1,471,582.08 : 2,031,338.25 = 859,933.80 : x - Step 2: Convert to fraction form
1,471,582.08/2,031,338.25 = 859,933.80/x - Step 3: Cross multiply
1,471,582.08x = 2,031,338.25 × 859,933.80 - Step 4: Simplify right side
1,471,582.08x = 1,746,816,420,407.85 - Step 5: Solve for x
x = 1,746,816,420,407.85/1,471,582.08 - Step 6: Final answer
x = 1,187,032.95
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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.