Finding the Fourth Proportional to 1,125,318.45, 1,686,739.26 and 555,856.47
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Solution
The fourth proportional to 1,125,318.45, 1,686,739.26 and 555,856.47 is: 833,172.98
Step by Step Solution
- Step 1: Write the proportion equation
1,125,318.45 : 1,686,739.26 = 555,856.47 : x - Step 2: Convert to fraction form
1,125,318.45/1,686,739.26 = 555,856.47/x - Step 3: Cross multiply
1,125,318.45x = 1,686,739.26 × 555,856.47 - Step 4: Simplify right side
1,125,318.45x = 937,584,930,874.01 - Step 5: Solve for x
x = 937,584,930,874.01/1,125,318.45 - Step 6: Final answer
x = 833,172.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.