Finding the Fourth Proportional to 4,368,557.14, 6,555,788.18 and 1,528,693.90
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Solution
The fourth proportional to 4,368,557.14, 6,555,788.18 and 1,528,693.90 is: 2,294,074.01
Step by Step Solution
- Step 1: Write the proportion equation
4,368,557.14 : 6,555,788.18 = 1,528,693.90 : x - Step 2: Convert to fraction form
4,368,557.14/6,555,788.18 = 1,528,693.90/x - Step 3: Cross multiply
4,368,557.14x = 6,555,788.18 × 1,528,693.90 - Step 4: Simplify right side
4,368,557.14x = 10,021,793,400,458.10 - Step 5: Solve for x
x = 10,021,793,400,458.10/4,368,557.14 - Step 6: Final answer
x = 2,294,074.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.