Finding the Fourth Proportional to 1,422,351.99, 2,133,470.88 and 783,921.33
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Solution
The fourth proportional to 1,422,351.99, 2,133,470.88 and 783,921.33 is: 1,175,850.52
Step by Step Solution
- Step 1: Write the proportion equation
1,422,351.99 : 2,133,470.88 = 783,921.33 : x - Step 2: Convert to fraction form
1,422,351.99/2,133,470.88 = 783,921.33/x - Step 3: Cross multiply
1,422,351.99x = 2,133,470.88 × 783,921.33 - Step 4: Simplify right side
1,422,351.99x = 1,672,473,329,765.87 - Step 5: Solve for x
x = 1,672,473,329,765.87/1,422,351.99 - Step 6: Final answer
x = 1,175,850.52
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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.