Finding the Fourth Proportional to 2,132,552.79, 3,199,029.66 and 784,741.14
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Solution
The fourth proportional to 2,132,552.79, 3,199,029.66 and 784,741.14 is: 1,177,185.48
Step by Step Solution
- Step 1: Write the proportion equation
2,132,552.79 : 3,199,029.66 = 784,741.14 : x - Step 2: Convert to fraction form
2,132,552.79/3,199,029.66 = 784,741.14/x - Step 3: Cross multiply
2,132,552.79x = 3,199,029.66 × 784,741.14 - Step 4: Simplify right side
2,132,552.79x = 2,510,410,182,282.21 - Step 5: Solve for x
x = 2,510,410,182,282.21/2,132,552.79 - Step 6: Final answer
x = 1,177,185.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.