Finding the Fourth Proportional to 1,869,438.68, 2,576,803.16 and 1,460,830.54
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Solution
The fourth proportional to 1,869,438.68, 2,576,803.16 and 1,460,830.54 is: 2,013,584.50
Step by Step Solution
- Step 1: Write the proportion equation
1,869,438.68 : 2,576,803.16 = 1,460,830.54 : x - Step 2: Convert to fraction form
1,869,438.68/2,576,803.16 = 1,460,830.54/x - Step 3: Cross multiply
1,869,438.68x = 2,576,803.16 × 1,460,830.54 - Step 4: Simplify right side
1,869,438.68x = 3,764,272,751,696.51 - Step 5: Solve for x
x = 3,764,272,751,696.51/1,869,438.68 - Step 6: Final answer
x = 2,013,584.50
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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.