Finding the Fourth Proportional to 2,212,394.36, 3,319,075.38 and 716,637.56
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Solution
The fourth proportional to 2,212,394.36, 3,319,075.38 and 716,637.56 is: 1,075,113.07
Step by Step Solution
- Step 1: Write the proportion equation
2,212,394.36 : 3,319,075.38 = 716,637.56 : x - Step 2: Convert to fraction form
2,212,394.36/3,319,075.38 = 716,637.56/x - Step 3: Cross multiply
2,212,394.36x = 3,319,075.38 × 716,637.56 - Step 4: Simplify right side
2,212,394.36x = 2,378,574,081,779.27 - Step 5: Solve for x
x = 2,378,574,081,779.27/2,212,394.36 - Step 6: Final answer
x = 1,075,113.07
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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.