Finding the Fourth Proportional to 1,630,880.60, 2,446,130.81 and 432,896.00
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Solution
The fourth proportional to 1,630,880.60, 2,446,130.81 and 432,896.00 is: 649,293.54
Step by Step Solution
- Step 1: Write the proportion equation
1,630,880.60 : 2,446,130.81 = 432,896.00 : x - Step 2: Convert to fraction form
1,630,880.60/2,446,130.81 = 432,896.00/x - Step 3: Cross multiply
1,630,880.60x = 2,446,130.81 × 432,896.00 - Step 4: Simplify right side
1,630,880.60x = 1,058,920,231,977.35 - Step 5: Solve for x
x = 1,058,920,231,977.35/1,630,880.60 - Step 6: Final answer
x = 649,293.54
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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.