Finding the Fourth Proportional to 757,655.37, 1,135,234.17 and 679,526.01
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Solution
The fourth proportional to 757,655.37, 1,135,234.17 and 679,526.01 is: 1,018,168.91
Step by Step Solution
- Step 1: Write the proportion equation
757,655.37 : 1,135,234.17 = 679,526.01 : x - Step 2: Convert to fraction form
757,655.37/1,135,234.17 = 679,526.01/x - Step 3: Cross multiply
757,655.37x = 1,135,234.17 × 679,526.01 - Step 4: Simplify right side
757,655.37x = 771,421,145,955.76 - Step 5: Solve for x
x = 771,421,145,955.76/757,655.37 - Step 6: Final answer
x = 1,018,168.91
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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.