Finding the Fourth Proportional to 1,974,299.37, 2,724,364.04 and 1,136,118.10
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Solution
The fourth proportional to 1,974,299.37, 2,724,364.04 and 1,136,118.10 is: 1,567,745.68
Step by Step Solution
- Step 1: Write the proportion equation
1,974,299.37 : 2,724,364.04 = 1,136,118.10 : x - Step 2: Convert to fraction form
1,974,299.37/2,724,364.04 = 1,136,118.10/x - Step 3: Cross multiply
1,974,299.37x = 2,724,364.04 × 1,136,118.10 - Step 4: Simplify right side
1,974,299.37x = 3,095,199,303,499.12 - Step 5: Solve for x
x = 3,095,199,303,499.12/1,974,299.37 - Step 6: Final answer
x = 1,567,745.68
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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.