Finding the Fourth Proportional to 1,980,230.24, 2,732,723 and 1,074,812.24
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Solution
The fourth proportional to 1,980,230.24, 2,732,723 and 1,074,812.24 is: 1,483,243.75
Step by Step Solution
- Step 1: Write the proportion equation
1,980,230.24 : 2,732,723 = 1,074,812.24 : x - Step 2: Convert to fraction form
1,980,230.24/2,732,723 = 1,074,812.24/x - Step 3: Cross multiply
1,980,230.24x = 2,732,723 × 1,074,812.24 - Step 4: Simplify right side
1,980,230.24x = 2,937,164,128,929.52 - Step 5: Solve for x
x = 2,937,164,128,929.52/1,980,230.24 - Step 6: Final answer
x = 1,483,243.75
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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.