Finding the Fourth Proportional to 2,939,544.58, 4,409,315.24 and 917,961.74
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Solution
The fourth proportional to 2,939,544.58, 4,409,315.24 and 917,961.74 is: 1,376,942.11
Step by Step Solution
- Step 1: Write the proportion equation
2,939,544.58 : 4,409,315.24 = 917,961.74 : x - Step 2: Convert to fraction form
2,939,544.58/4,409,315.24 = 917,961.74/x - Step 3: Cross multiply
2,939,544.58x = 4,409,315.24 × 917,961.74 - Step 4: Simplify right side
2,939,544.58x = 4,047,582,709,783.40 - Step 5: Solve for x
x = 4,047,582,709,783.40/2,939,544.58 - Step 6: Final answer
x = 1,376,942.11
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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.