Finding the Fourth Proportional to 1,267,658.35, 1,749,536.06 and 723,671.26
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Solution
The fourth proportional to 1,267,658.35, 1,749,536.06 and 723,671.26 is: 998,761.98
Step by Step Solution
- Step 1: Write the proportion equation
1,267,658.35 : 1,749,536.06 = 723,671.26 : x - Step 2: Convert to fraction form
1,267,658.35/1,749,536.06 = 723,671.26/x - Step 3: Cross multiply
1,267,658.35x = 1,749,536.06 × 723,671.26 - Step 4: Simplify right side
1,267,658.35x = 1,266,088,956,963.44 - Step 5: Solve for x
x = 1,266,088,956,963.44/1,267,658.35 - Step 6: Final answer
x = 998,761.98
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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.