Finding the Fourth Proportional to 1,125,298.98, 1,688,096.70 and 366,874.11
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Solution
The fourth proportional to 1,125,298.98, 1,688,096.70 and 366,874.11 is: 550,359.49
Step by Step Solution
- Step 1: Write the proportion equation
1,125,298.98 : 1,688,096.70 = 366,874.11 : x - Step 2: Convert to fraction form
1,125,298.98/1,688,096.70 = 366,874.11/x - Step 3: Cross multiply
1,125,298.98x = 1,688,096.70 × 366,874.11 - Step 4: Simplify right side
1,125,298.98x = 619,318,974,406.44 - Step 5: Solve for x
x = 619,318,974,406.44/1,125,298.98 - Step 6: Final answer
x = 550,359.49
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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.