Finding the Fourth Proportional to 1,523,575.12, 2,102,533.36 and 835,251.85
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Solution
The fourth proportional to 1,523,575.12, 2,102,533.36 and 835,251.85 is: 1,152,647.38
Step by Step Solution
- Step 1: Write the proportion equation
1,523,575.12 : 2,102,533.36 = 835,251.85 : x - Step 2: Convert to fraction form
1,523,575.12/2,102,533.36 = 835,251.85/x - Step 3: Cross multiply
1,523,575.12x = 2,102,533.36 × 835,251.85 - Step 4: Simplify right side
1,523,575.12x = 1,756,144,871,282.25 - Step 5: Solve for x
x = 1,756,144,871,282.25/1,523,575.12 - Step 6: Final answer
x = 1,152,647.38
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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.