Finding the Fourth Proportional to 1,248,705.36, 1,723,214.79 and 675,745.61
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Solution
The fourth proportional to 1,248,705.36, 1,723,214.79 and 675,745.61 is: 932,529.69
Step by Step Solution
- Step 1: Write the proportion equation
1,248,705.36 : 1,723,214.79 = 675,745.61 : x - Step 2: Convert to fraction form
1,248,705.36/1,723,214.79 = 675,745.61/x - Step 3: Cross multiply
1,248,705.36x = 1,723,214.79 × 675,745.61 - Step 4: Simplify right side
1,248,705.36x = 1,164,454,820,813.50 - Step 5: Solve for x
x = 1,164,454,820,813.50/1,248,705.36 - Step 6: Final answer
x = 932,529.69
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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.