Finding the Fourth Proportional to 1,230,775.88, 1,842,588.42 and 716,874.08
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Solution
The fourth proportional to 1,230,775.88, 1,842,588.42 and 716,874.08 is: 1,073,228.60
Step by Step Solution
- Step 1: Write the proportion equation
1,230,775.88 : 1,842,588.42 = 716,874.08 : x - Step 2: Convert to fraction form
1,230,775.88/1,842,588.42 = 716,874.08/x - Step 3: Cross multiply
1,230,775.88x = 1,842,588.42 × 716,874.08 - Step 4: Simplify right side
1,230,775.88x = 1,320,903,878,406.15 - Step 5: Solve for x
x = 1,320,903,878,406.15/1,230,775.88 - Step 6: Final answer
x = 1,073,228.60
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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.