Finding the Fourth Proportional to 1,860,950.79, 2,568,248.42 and 1,045,202.82
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Solution
The fourth proportional to 1,860,950.79, 2,568,248.42 and 1,045,202.82 is: 1,442,456.46
Step by Step Solution
- Step 1: Write the proportion equation
1,860,950.79 : 2,568,248.42 = 1,045,202.82 : x - Step 2: Convert to fraction form
1,860,950.79/2,568,248.42 = 1,045,202.82/x - Step 3: Cross multiply
1,860,950.79x = 2,568,248.42 × 1,045,202.82 - Step 4: Simplify right side
1,860,950.79x = 2,684,340,485,818.53 - Step 5: Solve for x
x = 2,684,340,485,818.53/1,860,950.79 - Step 6: Final answer
x = 1,442,456.46
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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.