Finding the Fourth Proportional to 2,049,874.07, 2,828,847.36 and 1,132,126.08
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Solution
The fourth proportional to 2,049,874.07, 2,828,847.36 and 1,132,126.08 is: 1,562,345.67
Step by Step Solution
- Step 1: Write the proportion equation
2,049,874.07 : 2,828,847.36 = 1,132,126.08 : x - Step 2: Convert to fraction form
2,049,874.07/2,828,847.36 = 1,132,126.08/x - Step 3: Cross multiply
2,049,874.07x = 2,828,847.36 × 1,132,126.08 - Step 4: Simplify right side
2,049,874.07x = 3,202,611,872,595.15 - Step 5: Solve for x
x = 3,202,611,872,595.15/2,049,874.07 - Step 6: Final answer
x = 1,562,345.67
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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.