Finding the Fourth Proportional to 2,310,029.24, 3,187,486.22 and 1,329,778.87
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Solution
The fourth proportional to 2,310,029.24, 3,187,486.22 and 1,329,778.87 is: 1,834,890.98
Step by Step Solution
- Step 1: Write the proportion equation
2,310,029.24 : 3,187,486.22 = 1,329,778.87 : x - Step 2: Convert to fraction form
2,310,029.24/3,187,486.22 = 1,329,778.87/x - Step 3: Cross multiply
2,310,029.24x = 3,187,486.22 × 1,329,778.87 - Step 4: Simplify right side
2,310,029.24x = 4,238,651,809,154.56 - Step 5: Solve for x
x = 4,238,651,809,154.56/2,310,029.24 - Step 6: Final answer
x = 1,834,890.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.