Finding the Fourth Proportional to 1,328,895.14, 1,833,757.58 and 740,149.65
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Solution
The fourth proportional to 1,328,895.14, 1,833,757.58 and 740,149.65 is: 1,021,340.96
Step by Step Solution
- Step 1: Write the proportion equation
1,328,895.14 : 1,833,757.58 = 740,149.65 : x - Step 2: Convert to fraction form
1,328,895.14/1,833,757.58 = 740,149.65/x - Step 3: Cross multiply
1,328,895.14x = 1,833,757.58 × 740,149.65 - Step 4: Simplify right side
1,328,895.14x = 1,357,255,027,321.10 - Step 5: Solve for x
x = 1,357,255,027,321.10/1,328,895.14 - Step 6: Final answer
x = 1,021,340.96
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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.