Finding the Fourth Proportional to 4,075,255.74, 5,623,987.77 and 2,239,779.09
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Solution
The fourth proportional to 4,075,255.74, 5,623,987.77 and 2,239,779.09 is: 3,090,969.26
Step by Step Solution
- Step 1: Write the proportion equation
4,075,255.74 : 5,623,987.77 = 2,239,779.09 : x - Step 2: Convert to fraction form
4,075,255.74/5,623,987.77 = 2,239,779.09/x - Step 3: Cross multiply
4,075,255.74x = 5,623,987.77 × 2,239,779.09 - Step 4: Simplify right side
4,075,255.74x = 12,596,490,209,661.73 - Step 5: Solve for x
x = 12,596,490,209,661.73/4,075,255.74 - Step 6: Final answer
x = 3,090,969.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.