Finding the Fourth Proportional to 1,376,708.58, 1,898,804.97 and 1,206,647.46
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Solution
The fourth proportional to 1,376,708.58, 1,898,804.97 and 1,206,647.46 is: 1,664,250.68
Step by Step Solution
- Step 1: Write the proportion equation
1,376,708.58 : 1,898,804.97 = 1,206,647.46 : x - Step 2: Convert to fraction form
1,376,708.58/1,898,804.97 = 1,206,647.46/x - Step 3: Cross multiply
1,376,708.58x = 1,898,804.97 × 1,206,647.46 - Step 4: Simplify right side
1,376,708.58x = 2,291,188,194,085.88 - Step 5: Solve for x
x = 2,291,188,194,085.88/1,376,708.58 - Step 6: Final answer
x = 1,664,250.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.