Finding the Fourth Proportional to 1,605,454.71, 2,403,458.11 and 1,071,651.75
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Solution
The fourth proportional to 1,605,454.71, 2,403,458.11 and 1,071,651.75 is: 1,604,324.35
Step by Step Solution
- Step 1: Write the proportion equation
1,605,454.71 : 2,403,458.11 = 1,071,651.75 : x - Step 2: Convert to fraction form
1,605,454.71/2,403,458.11 = 1,071,651.75/x - Step 3: Cross multiply
1,605,454.71x = 2,403,458.11 × 1,071,651.75 - Step 4: Simplify right side
1,605,454.71x = 2,575,670,089,633.19 - Step 5: Solve for x
x = 2,575,670,089,633.19/1,605,454.71 - Step 6: Final answer
x = 1,604,324.35
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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.