Finding the Fourth Proportional to 1,353,289.17, 2,029,966.70 and 454,743.93
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Solution
The fourth proportional to 1,353,289.17, 2,029,966.70 and 454,743.93 is: 682,126.97
Step by Step Solution
- Step 1: Write the proportion equation
1,353,289.17 : 2,029,966.70 = 454,743.93 : x - Step 2: Convert to fraction form
1,353,289.17/2,029,966.70 = 454,743.93/x - Step 3: Cross multiply
1,353,289.17x = 2,029,966.70 × 454,743.93 - Step 4: Simplify right side
1,353,289.17x = 923,115,034,927.13 - Step 5: Solve for x
x = 923,115,034,927.13/1,353,289.17 - Step 6: Final answer
x = 682,126.97
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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.