Finding the Fourth Proportional to 5,528,365.36, 8,292,967.84 and 1,883,962.58
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Solution
The fourth proportional to 5,528,365.36, 8,292,967.84 and 1,883,962.58 is: 2,826,086.92
Step by Step Solution
- Step 1: Write the proportion equation
5,528,365.36 : 8,292,967.84 = 1,883,962.58 : x - Step 2: Convert to fraction form
5,528,365.36/8,292,967.84 = 1,883,962.58/x - Step 3: Cross multiply
5,528,365.36x = 8,292,967.84 × 1,883,962.58 - Step 4: Simplify right side
5,528,365.36x = 15,623,641,048,593.54 - Step 5: Solve for x
x = 15,623,641,048,593.54/5,528,365.36 - Step 6: Final answer
x = 2,826,086.92
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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.