Finding the Fourth Proportional to 2,149,794.24, 2,966,627.09 and 1,169,737.30
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Solution
The fourth proportional to 2,149,794.24, 2,966,627.09 and 1,169,737.30 is: 1,614,189.07
Step by Step Solution
- Step 1: Write the proportion equation
2,149,794.24 : 2,966,627.09 = 1,169,737.30 : x - Step 2: Convert to fraction form
2,149,794.24/2,966,627.09 = 1,169,737.30/x - Step 3: Cross multiply
2,149,794.24x = 2,966,627.09 × 1,169,737.30 - Step 4: Simplify right side
2,149,794.24x = 3,470,174,362,363.46 - Step 5: Solve for x
x = 3,470,174,362,363.46/2,149,794.24 - Step 6: Final answer
x = 1,614,189.07
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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.