Finding the Fourth Proportional to 1,719,485.12, 2,581,220.40 and 922,323.68
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Solution
The fourth proportional to 1,719,485.12, 2,581,220.40 and 922,323.68 is: 1,384,554.41
Step by Step Solution
- Step 1: Write the proportion equation
1,719,485.12 : 2,581,220.40 = 922,323.68 : x - Step 2: Convert to fraction form
1,719,485.12/2,581,220.40 = 922,323.68/x - Step 3: Cross multiply
1,719,485.12x = 2,581,220.40 × 922,323.68 - Step 4: Simplify right side
1,719,485.12x = 2,380,720,698,219.07 - Step 5: Solve for x
x = 2,380,720,698,219.07/1,719,485.12 - Step 6: Final answer
x = 1,384,554.41
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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.