Finding the Fourth Proportional to 1,917,551.98, 2,644,075.99 and 1,567,600.13
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Solution
The fourth proportional to 1,917,551.98, 2,644,075.99 and 1,567,600.13 is: 2,161,534.03
Step by Step Solution
- Step 1: Write the proportion equation
1,917,551.98 : 2,644,075.99 = 1,567,600.13 : x - Step 2: Convert to fraction form
1,917,551.98/2,644,075.99 = 1,567,600.13/x - Step 3: Cross multiply
1,917,551.98x = 2,644,075.99 × 1,567,600.13 - Step 4: Simplify right side
1,917,551.98x = 4,144,853,844,595.50 - Step 5: Solve for x
x = 4,144,853,844,595.50/1,917,551.98 - Step 6: Final answer
x = 2,161,534.03
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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.