Finding the Fourth Proportional to 2,341,278.08, 3,509,506.56 and 920,758.40
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Solution
The fourth proportional to 2,341,278.08, 3,509,506.56 and 920,758.40 is: 1,380,189.59
Step by Step Solution
- Step 1: Write the proportion equation
2,341,278.08 : 3,509,506.56 = 920,758.40 : x - Step 2: Convert to fraction form
2,341,278.08/3,509,506.56 = 920,758.40/x - Step 3: Cross multiply
2,341,278.08x = 3,509,506.56 × 920,758.40 - Step 4: Simplify right side
2,341,278.08x = 3,231,407,644,975.10 - Step 5: Solve for x
x = 3,231,407,644,975.10/2,341,278.08 - Step 6: Final answer
x = 1,380,189.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.