Finding the Fourth Proportional to 1,666,236.57, 2,299,405.91 and 902,289.93
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Solution
The fourth proportional to 1,666,236.57, 2,299,405.91 and 902,289.93 is: 1,245,159.80
Step by Step Solution
- Step 1: Write the proportion equation
1,666,236.57 : 2,299,405.91 = 902,289.93 : x - Step 2: Convert to fraction form
1,666,236.57/2,299,405.91 = 902,289.93/x - Step 3: Cross multiply
1,666,236.57x = 2,299,405.91 × 902,289.93 - Step 4: Simplify right side
1,666,236.57x = 2,074,730,793,064.04 - Step 5: Solve for x
x = 2,074,730,793,064.04/1,666,236.57 - Step 6: Final answer
x = 1,245,159.80
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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.