Finding the Fourth Proportional to 1,124,491.92, 1,686,735.82 and 366,332.49
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Solution
The fourth proportional to 1,124,491.92, 1,686,735.82 and 366,332.49 is: 549,498.07
Step by Step Solution
- Step 1: Write the proportion equation
1,124,491.92 : 1,686,735.82 = 366,332.49 : x - Step 2: Convert to fraction form
1,124,491.92/1,686,735.82 = 366,332.49/x - Step 3: Cross multiply
1,124,491.92x = 1,686,735.82 × 366,332.49 - Step 4: Simplify right side
1,124,491.92x = 617,906,139,695.97 - Step 5: Solve for x
x = 617,906,139,695.97/1,124,491.92 - Step 6: Final answer
x = 549,498.07
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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.