Finding the Fourth Proportional to 1,353,525.84, 2,029,501.80 and 512,142.48
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Solution
The fourth proportional to 1,353,525.84, 2,029,501.80 and 512,142.48 is: 767,915.95
Step by Step Solution
- Step 1: Write the proportion equation
1,353,525.84 : 2,029,501.80 = 512,142.48 : x - Step 2: Convert to fraction form
1,353,525.84/2,029,501.80 = 512,142.48/x - Step 3: Cross multiply
1,353,525.84x = 2,029,501.80 × 512,142.48 - Step 4: Simplify right side
1,353,525.84x = 1,039,394,085,016.46 - Step 5: Solve for x
x = 1,039,394,085,016.46/1,353,525.84 - Step 6: Final answer
x = 767,915.95
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1.5x scale
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.