Finding the Fourth Proportional to 3,349,430.77, 5,021,871.94 and 1,704,064.09
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Solution
The fourth proportional to 3,349,430.77, 5,021,871.94 and 1,704,064.09 is: 2,554,939.10
Step by Step Solution
- Step 1: Write the proportion equation
3,349,430.77 : 5,021,871.94 = 1,704,064.09 : x - Step 2: Convert to fraction form
3,349,430.77/5,021,871.94 = 1,704,064.09/x - Step 3: Cross multiply
3,349,430.77x = 5,021,871.94 × 1,704,064.09 - Step 4: Simplify right side
3,349,430.77x = 8,557,591,637,532.64 - Step 5: Solve for x
x = 8,557,591,637,532.64/3,349,430.77 - Step 6: Final answer
x = 2,554,939.10
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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.