Finding the Fourth Proportional to 1,880,512.13, 2,595,106.74 and 1,075,696.13
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Solution
The fourth proportional to 1,880,512.13, 2,595,106.74 and 1,075,696.13 is: 1,484,460.66
Step by Step Solution
- Step 1: Write the proportion equation
1,880,512.13 : 2,595,106.74 = 1,075,696.13 : x - Step 2: Convert to fraction form
1,880,512.13/2,595,106.74 = 1,075,696.13/x - Step 3: Cross multiply
1,880,512.13x = 2,595,106.74 × 1,075,696.13 - Step 4: Simplify right side
1,880,512.13x = 2,791,546,264,179.38 - Step 5: Solve for x
x = 2,791,546,264,179.38/1,880,512.13 - Step 6: Final answer
x = 1,484,460.66
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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.