Finding the Fourth Proportional to 2,418,075.08, 3,336,943.76 and 1,330,323.40
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Solution
The fourth proportional to 2,418,075.08, 3,336,943.76 and 1,330,323.40 is: 1,835,846.37
Step by Step Solution
- Step 1: Write the proportion equation
2,418,075.08 : 3,336,943.76 = 1,330,323.40 : x - Step 2: Convert to fraction form
2,418,075.08/3,336,943.76 = 1,330,323.40/x - Step 3: Cross multiply
2,418,075.08x = 3,336,943.76 × 1,330,323.40 - Step 4: Simplify right side
2,418,075.08x = 4,439,214,368,411.98 - Step 5: Solve for x
x = 4,439,214,368,411.98/2,418,075.08 - Step 6: Final answer
x = 1,835,846.37
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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.