Finding the Fourth Proportional to 1,903,442.40, 2,626,846.74 and 1,044,082.62
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Solution
The fourth proportional to 1,903,442.40, 2,626,846.74 and 1,044,082.62 is: 1,440,886.80
Step by Step Solution
- Step 1: Write the proportion equation
1,903,442.40 : 2,626,846.74 = 1,044,082.62 : x - Step 2: Convert to fraction form
1,903,442.40/2,626,846.74 = 1,044,082.62/x - Step 3: Cross multiply
1,903,442.40x = 2,626,846.74 × 1,044,082.62 - Step 4: Simplify right side
1,903,442.40x = 2,742,645,026,637.66 - Step 5: Solve for x
x = 2,742,645,026,637.66/1,903,442.40 - Step 6: Final answer
x = 1,440,886.80
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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.