Finding the Fourth Proportional to 1,477,815.06, 2,217,598.08 and 624,840.12
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Solution
The fourth proportional to 1,477,815.06, 2,217,598.08 and 624,840.12 is: 937,630.35
Step by Step Solution
- Step 1: Write the proportion equation
1,477,815.06 : 2,217,598.08 = 624,840.12 : x - Step 2: Convert to fraction form
1,477,815.06/2,217,598.08 = 624,840.12/x - Step 3: Cross multiply
1,477,815.06x = 2,217,598.08 × 624,840.12 - Step 4: Simplify right side
1,477,815.06x = 1,385,644,250,418.97 - Step 5: Solve for x
x = 1,385,644,250,418.97/1,477,815.06 - Step 6: Final answer
x = 937,630.35
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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.