Finding the Fourth Proportional to 2,096,991.91, 2,894,823.12 and 1,580,954.68
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Solution
The fourth proportional to 2,096,991.91, 2,894,823.12 and 1,580,954.68 is: 2,182,451.99
Step by Step Solution
- Step 1: Write the proportion equation
2,096,991.91 : 2,894,823.12 = 1,580,954.68 : x - Step 2: Convert to fraction form
2,096,991.91/2,894,823.12 = 1,580,954.68/x - Step 3: Cross multiply
2,096,991.91x = 2,894,823.12 × 1,580,954.68 - Step 4: Simplify right side
2,096,991.91x = 4,576,584,159,336.20 - Step 5: Solve for x
x = 4,576,584,159,336.20/2,096,991.91 - Step 6: Final answer
x = 2,182,451.99
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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.