Finding the Fourth Proportional to 1,572,623.80, 2,355,390.60 and 1,101,412.24
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Solution
The fourth proportional to 1,572,623.80, 2,355,390.60 and 1,101,412.24 is: 1,649,635.49
Step by Step Solution
- Step 1: Write the proportion equation
1,572,623.80 : 2,355,390.60 = 1,101,412.24 : x - Step 2: Convert to fraction form
1,572,623.80/2,355,390.60 = 1,101,412.24/x - Step 3: Cross multiply
1,572,623.80x = 2,355,390.60 × 1,101,412.24 - Step 4: Simplify right side
1,572,623.80x = 2,594,256,036,820.94 - Step 5: Solve for x
x = 2,594,256,036,820.94/1,572,623.80 - Step 6: Final answer
x = 1,649,635.49
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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.