Finding the Fourth Proportional to 1,907,739.13, 2,632,649.61 and 1,048,280.95
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Solution
The fourth proportional to 1,907,739.13, 2,632,649.61 and 1,048,280.95 is: 1,446,611.01
Step by Step Solution
- Step 1: Write the proportion equation
1,907,739.13 : 2,632,649.61 = 1,048,280.95 : x - Step 2: Convert to fraction form
1,907,739.13/2,632,649.61 = 1,048,280.95/x - Step 3: Cross multiply
1,907,739.13x = 2,632,649.61 × 1,048,280.95 - Step 4: Simplify right side
1,907,739.13x = 2,759,756,434,187.93 - Step 5: Solve for x
x = 2,759,756,434,187.93/1,907,739.13 - Step 6: Final answer
x = 1,446,611.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.