Finding the Fourth Proportional to 1,523,576.12, 2,102,534.74 and 835,252.84
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Solution
The fourth proportional to 1,523,576.12, 2,102,534.74 and 835,252.84 is: 1,152,648.75
Step by Step Solution
- Step 1: Write the proportion equation
1,523,576.12 : 2,102,534.74 = 835,252.84 : x - Step 2: Convert to fraction form
1,523,576.12/2,102,534.74 = 835,252.84/x - Step 3: Cross multiply
1,523,576.12x = 2,102,534.74 × 835,252.84 - Step 4: Simplify right side
1,523,576.12x = 1,756,148,112,783.66 - Step 5: Solve for x
x = 1,756,148,112,783.66/1,523,576.12 - Step 6: Final answer
x = 1,152,648.75
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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.