Finding the Fourth Proportional to 1,669,146.05, 2,503,368.71 and 470,788.12
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Solution
The fourth proportional to 1,669,146.05, 2,503,368.71 and 470,788.12 is: 706,083.35
Step by Step Solution
- Step 1: Write the proportion equation
1,669,146.05 : 2,503,368.71 = 470,788.12 : x - Step 2: Convert to fraction form
1,669,146.05/2,503,368.71 = 470,788.12/x - Step 3: Cross multiply
1,669,146.05x = 2,503,368.71 × 470,788.12 - Step 4: Simplify right side
1,669,146.05x = 1,178,556,235,542.40 - Step 5: Solve for x
x = 1,178,556,235,542.40/1,669,146.05 - Step 6: Final answer
x = 706,083.35
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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.