Finding the Fourth Proportional to 2,899,272.70, 4,002,997.95 and 1,812,032.99
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Solution
The fourth proportional to 2,899,272.70, 4,002,997.95 and 1,812,032.99 is: 2,501,856.53
Step by Step Solution
- Step 1: Write the proportion equation
2,899,272.70 : 4,002,997.95 = 1,812,032.99 : x - Step 2: Convert to fraction form
2,899,272.70/4,002,997.95 = 1,812,032.99/x - Step 3: Cross multiply
2,899,272.70x = 4,002,997.95 × 1,812,032.99 - Step 4: Simplify right side
2,899,272.70x = 7,253,564,324,287.38 - Step 5: Solve for x
x = 7,253,564,324,287.38/2,899,272.70 - Step 6: Final answer
x = 2,501,856.53
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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.