Finding the Fourth Proportional to 966,624.20, 1,450,130.70 and 809,937.80
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Solution
The fourth proportional to 966,624.20, 1,450,130.70 and 809,937.80 is: 1,215,069.59
Step by Step Solution
- Step 1: Write the proportion equation
966,624.20 : 1,450,130.70 = 809,937.80 : x - Step 2: Convert to fraction form
966,624.20/1,450,130.70 = 809,937.80/x - Step 3: Cross multiply
966,624.20x = 1,450,130.70 × 809,937.80 - Step 4: Simplify right side
966,624.20x = 1,174,515,668,870.46 - Step 5: Solve for x
x = 1,174,515,668,870.46/966,624.20 - Step 6: Final answer
x = 1,215,069.59
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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.