Finding the Fourth Proportional to 2,912,483.53, 4,368,722.99 and 782,567.65
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Solution
The fourth proportional to 2,912,483.53, 4,368,722.99 and 782,567.65 is: 1,173,850.86
Step by Step Solution
- Step 1: Write the proportion equation
2,912,483.53 : 4,368,722.99 = 782,567.65 : x - Step 2: Convert to fraction form
2,912,483.53/4,368,722.99 = 782,567.65/x - Step 3: Cross multiply
2,912,483.53x = 4,368,722.99 × 782,567.65 - Step 4: Simplify right side
2,912,483.53x = 3,418,821,283,785.27 - Step 5: Solve for x
x = 3,418,821,283,785.27/2,912,483.53 - Step 6: Final answer
x = 1,173,850.86
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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.