Finding the Fourth Proportional to 2,715,578.30, 4,075,991.85 and 1,652,696.30
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Solution
The fourth proportional to 2,715,578.30, 4,075,991.85 and 1,652,696.30 is: 2,480,641.66
Step by Step Solution
- Step 1: Write the proportion equation
2,715,578.30 : 4,075,991.85 = 1,652,696.30 : x - Step 2: Convert to fraction form
2,715,578.30/4,075,991.85 = 1,652,696.30/x - Step 3: Cross multiply
2,715,578.30x = 4,075,991.85 × 1,652,696.30 - Step 4: Simplify right side
2,715,578.30x = 6,736,376,649,325.16 - Step 5: Solve for x
x = 6,736,376,649,325.16/2,715,578.30 - Step 6: Final answer
x = 2,480,641.66
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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.