Finding the Fourth Proportional to 1,973,582.25, 2,723,520.85 and 1,157,628.95
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Solution
The fourth proportional to 1,973,582.25, 2,723,520.85 and 1,157,628.95 is: 1,597,514.66
Step by Step Solution
- Step 1: Write the proportion equation
1,973,582.25 : 2,723,520.85 = 1,157,628.95 : x - Step 2: Convert to fraction form
1,973,582.25/2,723,520.85 = 1,157,628.95/x - Step 3: Cross multiply
1,973,582.25x = 2,723,520.85 × 1,157,628.95 - Step 4: Simplify right side
1,973,582.25x = 3,152,826,575,590.13 - Step 5: Solve for x
x = 3,152,826,575,590.13/1,973,582.25 - Step 6: Final answer
x = 1,597,514.66
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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.