Finding the Fourth Proportional to 2,957,906.76, 4,437,350.37 and 1,038,320.07
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Solution
The fourth proportional to 2,957,906.76, 4,437,350.37 and 1,038,320.07 is: 1,557,652.19
Step by Step Solution
- Step 1: Write the proportion equation
2,957,906.76 : 4,437,350.37 = 1,038,320.07 : x - Step 2: Convert to fraction form
2,957,906.76/4,437,350.37 = 1,038,320.07/x - Step 3: Cross multiply
2,957,906.76x = 4,437,350.37 × 1,038,320.07 - Step 4: Simplify right side
2,957,906.76x = 4,607,389,946,792.93 - Step 5: Solve for x
x = 4,607,389,946,792.93/2,957,906.76 - Step 6: Final answer
x = 1,557,652.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.