Finding the Fourth Proportional to 2,884,230.41, 3,980,075.94 and 1,577,223.05
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Solution
The fourth proportional to 2,884,230.41, 3,980,075.94 and 1,577,223.05 is: 2,176,479.20
Step by Step Solution
- Step 1: Write the proportion equation
2,884,230.41 : 3,980,075.94 = 1,577,223.05 : x - Step 2: Convert to fraction form
2,884,230.41/3,980,075.94 = 1,577,223.05/x - Step 3: Cross multiply
2,884,230.41x = 3,980,075.94 × 1,577,223.05 - Step 4: Simplify right side
2,884,230.41x = 6,277,467,493,418.04 - Step 5: Solve for x
x = 6,277,467,493,418.04/2,884,230.41 - Step 6: Final answer
x = 2,176,479.20
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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.