Finding the Fourth Proportional to 1,902,960.60, 2,626,207.02 and 1,257,248.04
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Solution
The fourth proportional to 1,902,960.60, 2,626,207.02 and 1,257,248.04 is: 1,735,082.50
Step by Step Solution
- Step 1: Write the proportion equation
1,902,960.60 : 2,626,207.02 = 1,257,248.04 : x - Step 2: Convert to fraction form
1,902,960.60/2,626,207.02 = 1,257,248.04/x - Step 3: Cross multiply
1,902,960.60x = 2,626,207.02 × 1,257,248.04 - Step 4: Simplify right side
1,902,960.60x = 3,301,793,628,529.24 - Step 5: Solve for x
x = 3,301,793,628,529.24/1,902,960.60 - Step 6: Final answer
x = 1,735,082.50
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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.