Finding the Fourth Proportional to 862,083.18, 1,189,353.15 and 860,754.06
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Solution
The fourth proportional to 862,083.18, 1,189,353.15 and 860,754.06 is: 1,187,519.46
Step by Step Solution
- Step 1: Write the proportion equation
862,083.18 : 1,189,353.15 = 860,754.06 : x - Step 2: Convert to fraction form
862,083.18/1,189,353.15 = 860,754.06/x - Step 3: Cross multiply
862,083.18x = 1,189,353.15 × 860,754.06 - Step 4: Simplify right side
862,083.18x = 1,023,740,552,636.29 - Step 5: Solve for x
x = 1,023,740,552,636.29/862,083.18 - Step 6: Final answer
x = 1,187,519.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.