Finding the Fourth Proportional to 4,326,030.05, 6,489,066.94 and 1,131,163.25
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Solution
The fourth proportional to 4,326,030.05, 6,489,066.94 and 1,131,163.25 is: 1,696,750.59
Step by Step Solution
- Step 1: Write the proportion equation
4,326,030.05 : 6,489,066.94 = 1,131,163.25 : x - Step 2: Convert to fraction form
4,326,030.05/6,489,066.94 = 1,131,163.25/x - Step 3: Cross multiply
4,326,030.05x = 6,489,066.94 × 1,131,163.25 - Step 4: Simplify right side
4,326,030.05x = 7,340,194,014,044.71 - Step 5: Solve for x
x = 7,340,194,014,044.71/4,326,030.05 - Step 6: Final answer
x = 1,696,750.59
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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.