Finding the Fourth Proportional to 3,210,319.46, 4,429,994.99 and 1,833,473.12
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Solution
The fourth proportional to 3,210,319.46, 4,429,994.99 and 1,833,473.12 is: 2,530,052.48
Step by Step Solution
- Step 1: Write the proportion equation
3,210,319.46 : 4,429,994.99 = 1,833,473.12 : x - Step 2: Convert to fraction form
3,210,319.46/4,429,994.99 = 1,833,473.12/x - Step 3: Cross multiply
3,210,319.46x = 4,429,994.99 × 1,833,473.12 - Step 4: Simplify right side
3,210,319.46x = 8,122,276,704,582.33 - Step 5: Solve for x
x = 8,122,276,704,582.33/3,210,319.46 - Step 6: Final answer
x = 2,530,052.48
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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.