Finding the Fourth Proportional to 2,277,672.71, 3,143,038.56 and 1,310,646.92
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Solution
The fourth proportional to 2,277,672.71, 3,143,038.56 and 1,310,646.92 is: 1,808,606.56
Step by Step Solution
- Step 1: Write the proportion equation
2,277,672.71 : 3,143,038.56 = 1,310,646.92 : x - Step 2: Convert to fraction form
2,277,672.71/3,143,038.56 = 1,310,646.92/x - Step 3: Cross multiply
2,277,672.71x = 3,143,038.56 × 1,310,646.92 - Step 4: Simplify right side
2,277,672.71x = 4,119,413,808,105.24 - Step 5: Solve for x
x = 4,119,413,808,105.24/2,277,672.71 - Step 6: Final answer
x = 1,808,606.56
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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.