Finding the Fourth Proportional to 1,527,828.48, 2,280,528 and 1,415,232
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Solution
The fourth proportional to 1,527,828.48, 2,280,528 and 1,415,232 is: 2,112,459.77
Step by Step Solution
- Step 1: Write the proportion equation
1,527,828.48 : 2,280,528 = 1,415,232 : x - Step 2: Convert to fraction form
1,527,828.48/2,280,528 = 1,415,232/x - Step 3: Cross multiply
1,527,828.48x = 2,280,528 × 1,415,232 - Step 4: Simplify right side
1,527,828.48x = 3,227,476,202,496 - Step 5: Solve for x
x = 3,227,476,202,496/1,527,828.48 - Step 6: Final answer
x = 2,112,459.77
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.