Finding the Fourth Proportional to 1,011,725.97, 1,518,640.10 and 677,104.97
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Solution
The fourth proportional to 1,011,725.97, 1,518,640.10 and 677,104.97 is: 1,016,360.93
Step by Step Solution
- Step 1: Write the proportion equation
1,011,725.97 : 1,518,640.10 = 677,104.97 : x - Step 2: Convert to fraction form
1,011,725.97/1,518,640.10 = 677,104.97/x - Step 3: Cross multiply
1,011,725.97x = 1,518,640.10 × 677,104.97 - Step 4: Simplify right side
1,011,725.97x = 1,028,278,748,372.57 - Step 5: Solve for x
x = 1,028,278,748,372.57/1,011,725.97 - Step 6: Final answer
x = 1,016,360.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.