Finding the Fourth Proportional to 3,471,620.76, 5,203,756.92 and 1,579,690.80
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Solution
The fourth proportional to 3,471,620.76, 5,203,756.92 and 1,579,690.80 is: 2,367,864.32
Step by Step Solution
- Step 1: Write the proportion equation
3,471,620.76 : 5,203,756.92 = 1,579,690.80 : x - Step 2: Convert to fraction form
3,471,620.76/5,203,756.92 = 1,579,690.80/x - Step 3: Cross multiply
3,471,620.76x = 5,203,756.92 × 1,579,690.80 - Step 4: Simplify right side
3,471,620.76x = 8,220,326,931,960.34 - Step 5: Solve for x
x = 8,220,326,931,960.34/3,471,620.76 - Step 6: Final answer
x = 2,367,864.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.