Finding the Fourth Proportional to 1,644,227.10, 2,464,007.85 and 1,214,408.70
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Solution
The fourth proportional to 1,644,227.10, 2,464,007.85 and 1,214,408.70 is: 1,819,890.07
Step by Step Solution
- Step 1: Write the proportion equation
1,644,227.10 : 2,464,007.85 = 1,214,408.70 : x - Step 2: Convert to fraction form
1,644,227.10/2,464,007.85 = 1,214,408.70/x - Step 3: Cross multiply
1,644,227.10x = 2,464,007.85 × 1,214,408.70 - Step 4: Simplify right side
1,644,227.10x = 2,992,312,569,908.30 - Step 5: Solve for x
x = 2,992,312,569,908.30/1,644,227.10 - Step 6: Final answer
x = 1,819,890.07
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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.