Finding the Fourth Proportional to 1,486,677.11, 2,051,440.34 and 874,695.26
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Solution
The fourth proportional to 1,486,677.11, 2,051,440.34 and 874,695.26 is: 1,206,977.05
Step by Step Solution
- Step 1: Write the proportion equation
1,486,677.11 : 2,051,440.34 = 874,695.26 : x - Step 2: Convert to fraction form
1,486,677.11/2,051,440.34 = 874,695.26/x - Step 3: Cross multiply
1,486,677.11x = 2,051,440.34 × 874,695.26 - Step 4: Simplify right side
1,486,677.11x = 1,794,385,142,325.91 - Step 5: Solve for x
x = 1,794,385,142,325.91/1,486,677.11 - Step 6: Final answer
x = 1,206,977.05
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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.