Finding the Fourth Proportional to 1,904,394.26, 2,628,109.49 and 1,088,673.84
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Solution
The fourth proportional to 1,904,394.26, 2,628,109.49 and 1,088,673.84 is: 1,502,395.86
Step by Step Solution
- Step 1: Write the proportion equation
1,904,394.26 : 2,628,109.49 = 1,088,673.84 : x - Step 2: Convert to fraction form
1,904,394.26/2,628,109.49 = 1,088,673.84/x - Step 3: Cross multiply
1,904,394.26x = 2,628,109.49 × 1,088,673.84 - Step 4: Simplify right side
1,904,394.26x = 2,861,154,050,418.74 - Step 5: Solve for x
x = 2,861,154,050,418.74/1,904,394.26 - Step 6: Final answer
x = 1,502,395.86
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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.