Finding the Fourth Proportional to 1,783,248.21, 2,460,882.24 and 1,019,318.18
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Solution
The fourth proportional to 1,783,248.21, 2,460,882.24 and 1,019,318.18 is: 1,406,658.92
Step by Step Solution
- Step 1: Write the proportion equation
1,783,248.21 : 2,460,882.24 = 1,019,318.18 : x - Step 2: Convert to fraction form
1,783,248.21/2,460,882.24 = 1,019,318.18/x - Step 3: Cross multiply
1,783,248.21x = 2,460,882.24 × 1,019,318.18 - Step 4: Simplify right side
1,783,248.21x = 2,508,421,993,766.71 - Step 5: Solve for x
x = 2,508,421,993,766.71/1,783,248.21 - Step 6: Final answer
x = 1,406,658.92
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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.