Finding the Fourth Proportional to 1,612,515.81, 2,225,216.01 and 887,295.67
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Solution
The fourth proportional to 1,612,515.81, 2,225,216.01 and 887,295.67 is: 1,224,437.32
Step by Step Solution
- Step 1: Write the proportion equation
1,612,515.81 : 2,225,216.01 = 887,295.67 : x - Step 2: Convert to fraction form
1,612,515.81/2,225,216.01 = 887,295.67/x - Step 3: Cross multiply
1,612,515.81x = 2,225,216.01 × 887,295.67 - Step 4: Simplify right side
1,612,515.81x = 1,974,424,530,487.68 - Step 5: Solve for x
x = 1,974,424,530,487.68/1,612,515.81 - Step 6: Final answer
x = 1,224,437.32
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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.