Finding the Fourth Proportional to 1,562,103.97, 2,155,796.45 and 883,103.65
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Solution
The fourth proportional to 1,562,103.97, 2,155,796.45 and 883,103.65 is: 1,218,735.59
Step by Step Solution
- Step 1: Write the proportion equation
1,562,103.97 : 2,155,796.45 = 883,103.65 : x - Step 2: Convert to fraction form
1,562,103.97/2,155,796.45 = 883,103.65/x - Step 3: Cross multiply
1,562,103.97x = 2,155,796.45 × 883,103.65 - Step 4: Simplify right side
1,562,103.97x = 1,903,791,709,236.52 - Step 5: Solve for x
x = 1,903,791,709,236.52/1,562,103.97 - Step 6: Final answer
x = 1,218,735.59
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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.