Finding the Fourth Proportional to 1,928,135.91, 2,888,135.10 and 1,546,993.11
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Solution
The fourth proportional to 1,928,135.91, 2,888,135.10 and 1,546,993.11 is: 2,317,225.19
Step by Step Solution
- Step 1: Write the proportion equation
1,928,135.91 : 2,888,135.10 = 1,546,993.11 : x - Step 2: Convert to fraction form
1,928,135.91/2,888,135.10 = 1,546,993.11/x - Step 3: Cross multiply
1,928,135.91x = 2,888,135.10 × 1,546,993.11 - Step 4: Simplify right side
1,928,135.91x = 4,467,925,100,449.16 - Step 5: Solve for x
x = 4,467,925,100,449.16/1,928,135.91 - Step 6: Final answer
x = 2,317,225.19
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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.