Finding the Fourth Proportional to 1,357,294.53, 1,873,232.67 and 784,334.70
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Solution
The fourth proportional to 1,357,294.53, 1,873,232.67 and 784,334.70 is: 1,082,477.94
Step by Step Solution
- Step 1: Write the proportion equation
1,357,294.53 : 1,873,232.67 = 784,334.70 : x - Step 2: Convert to fraction form
1,357,294.53/1,873,232.67 = 784,334.70/x - Step 3: Cross multiply
1,357,294.53x = 1,873,232.67 × 784,334.70 - Step 4: Simplify right side
1,357,294.53x = 1,469,241,384,254.65 - Step 5: Solve for x
x = 1,469,241,384,254.65/1,357,294.53 - Step 6: Final answer
x = 1,082,477.94
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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.