Finding the Fourth Proportional to 1,689,215.99, 2,533,299.71 and 609,588.32
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Solution
The fourth proportional to 1,689,215.99, 2,533,299.71 and 609,588.32 is: 914,193.28
Step by Step Solution
- Step 1: Write the proportion equation
1,689,215.99 : 2,533,299.71 = 609,588.32 : x - Step 2: Convert to fraction form
1,689,215.99/2,533,299.71 = 609,588.32/x - Step 3: Cross multiply
1,689,215.99x = 2,533,299.71 × 609,588.32 - Step 4: Simplify right side
1,689,215.99x = 1,544,269,898,560.95 - Step 5: Solve for x
x = 1,544,269,898,560.95/1,689,215.99 - Step 6: Final answer
x = 914,193.28
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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.