Finding the Fourth Proportional to 1,749,037.75, 2,617,630.99 and 1,075,545.63
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Solution
The fourth proportional to 1,749,037.75, 2,617,630.99 and 1,075,545.63 is: 1,609,674.56
Step by Step Solution
- Step 1: Write the proportion equation
1,749,037.75 : 2,617,630.99 = 1,075,545.63 : x - Step 2: Convert to fraction form
1,749,037.75/2,617,630.99 = 1,075,545.63/x - Step 3: Cross multiply
1,749,037.75x = 2,617,630.99 × 1,075,545.63 - Step 4: Simplify right side
1,749,037.75x = 2,815,381,572,247.07 - Step 5: Solve for x
x = 2,815,381,572,247.07/1,749,037.75 - Step 6: Final answer
x = 1,609,674.56
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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.