Finding the Fourth Proportional to 1,350,749.70, 1,864,080.63 and 770,058.70
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Solution
The fourth proportional to 1,350,749.70, 1,864,080.63 and 770,058.70 is: 1,062,707.26
Step by Step Solution
- Step 1: Write the proportion equation
1,350,749.70 : 1,864,080.63 = 770,058.70 : x - Step 2: Convert to fraction form
1,350,749.70/1,864,080.63 = 770,058.70/x - Step 3: Cross multiply
1,350,749.70x = 1,864,080.63 × 770,058.70 - Step 4: Simplify right side
1,350,749.70x = 1,435,451,506,632.98 - Step 5: Solve for x
x = 1,435,451,506,632.98/1,350,749.70 - Step 6: Final answer
x = 1,062,707.26
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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.