Finding the Fourth Proportional to 1,281,701.97, 1,922,684.58 and 483,655.14
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Solution
The fourth proportional to 1,281,701.97, 1,922,684.58 and 483,655.14 is: 725,532.38
Step by Step Solution
- Step 1: Write the proportion equation
1,281,701.97 : 1,922,684.58 = 483,655.14 : x - Step 2: Convert to fraction form
1,281,701.97/1,922,684.58 = 483,655.14/x - Step 3: Cross multiply
1,281,701.97x = 1,922,684.58 × 483,655.14 - Step 4: Simplify right side
1,281,701.97x = 929,916,279,715.74 - Step 5: Solve for x
x = 929,916,279,715.74/1,281,701.97 - Step 6: Final answer
x = 725,532.38
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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.