Finding the Fourth Proportional to 5,607,248.20, 8,410,871.42 and 1,347,416.44
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Solution
The fourth proportional to 5,607,248.20, 8,410,871.42 and 1,347,416.44 is: 2,021,124.45
Step by Step Solution
- Step 1: Write the proportion equation
5,607,248.20 : 8,410,871.42 = 1,347,416.44 : x - Step 2: Convert to fraction form
5,607,248.20/8,410,871.42 = 1,347,416.44/x - Step 3: Cross multiply
5,607,248.20x = 8,410,871.42 × 1,347,416.44 - Step 4: Simplify right side
5,607,248.20x = 11,332,946,426,034.14 - Step 5: Solve for x
x = 11,332,946,426,034.14/5,607,248.20 - Step 6: Final answer
x = 2,021,124.45
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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.