Finding the Fourth Proportional to 1,848,085.30, 2,772,406.99 and 783,131.70
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Solution
The fourth proportional to 1,848,085.30, 2,772,406.99 and 783,131.70 is: 1,174,815.79
Step by Step Solution
- Step 1: Write the proportion equation
1,848,085.30 : 2,772,406.99 = 783,131.70 : x - Step 2: Convert to fraction form
1,848,085.30/2,772,406.99 = 783,131.70/x - Step 3: Cross multiply
1,848,085.30x = 2,772,406.99 × 783,131.70 - Step 4: Simplify right side
1,848,085.30x = 2,171,159,799,170.58 - Step 5: Solve for x
x = 2,171,159,799,170.58/1,848,085.30 - Step 6: Final answer
x = 1,174,815.79
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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.