Finding the Fourth Proportional to 960,624.20, 1,438,862.70 and 794,736.20
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Solution
The fourth proportional to 960,624.20, 1,438,862.70 and 794,736.20 is: 1,190,388.79
Step by Step Solution
- Step 1: Write the proportion equation
960,624.20 : 1,438,862.70 = 794,736.20 : x - Step 2: Convert to fraction form
960,624.20/1,438,862.70 = 794,736.20/x - Step 3: Cross multiply
960,624.20x = 1,438,862.70 × 794,736.20 - Step 4: Simplify right side
960,624.20x = 1,143,516,274,519.74 - Step 5: Solve for x
x = 1,143,516,274,519.74/960,624.20 - Step 6: Final answer
x = 1,190,388.79
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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.