Finding the Fourth Proportional to 1,873,812.08, 2,585,857.70 and 1,014,372.12
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Solution
The fourth proportional to 1,873,812.08, 2,585,857.70 and 1,014,372.12 is: 1,399,831.92
Step by Step Solution
- Step 1: Write the proportion equation
1,873,812.08 : 2,585,857.70 = 1,014,372.12 : x - Step 2: Convert to fraction form
1,873,812.08/2,585,857.70 = 1,014,372.12/x - Step 3: Cross multiply
1,873,812.08x = 2,585,857.70 × 1,014,372.12 - Step 4: Simplify right side
1,873,812.08x = 2,623,021,957,167.32 - Step 5: Solve for x
x = 2,623,021,957,167.32/1,873,812.08 - Step 6: Final answer
x = 1,399,831.92
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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.