Finding the Fourth Proportional to 2,098,572.91, 3,141,343.24 and 1,136,639.36
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Solution
The fourth proportional to 2,098,572.91, 3,141,343.24 and 1,136,639.36 is: 1,701,429.74
Step by Step Solution
- Step 1: Write the proportion equation
2,098,572.91 : 3,141,343.24 = 1,136,639.36 : x - Step 2: Convert to fraction form
2,098,572.91/3,141,343.24 = 1,136,639.36/x - Step 3: Cross multiply
2,098,572.91x = 3,141,343.24 × 1,136,639.36 - Step 4: Simplify right side
2,098,572.91x = 3,570,574,369,853.93 - Step 5: Solve for x
x = 3,570,574,369,853.93/2,098,572.91 - Step 6: Final answer
x = 1,701,429.74
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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.