Finding the Fourth Proportional to 1,879,675.90, 2,593,883.24 and 1,020,217.84
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Solution
The fourth proportional to 1,879,675.90, 2,593,883.24 and 1,020,217.84 is: 1,407,862.90
Step by Step Solution
- Step 1: Write the proportion equation
1,879,675.90 : 2,593,883.24 = 1,020,217.84 : x - Step 2: Convert to fraction form
1,879,675.90/2,593,883.24 = 1,020,217.84/x - Step 3: Cross multiply
1,879,675.90x = 2,593,883.24 × 1,020,217.84 - Step 4: Simplify right side
1,879,675.90x = 2,646,325,956,325.00 - Step 5: Solve for x
x = 2,646,325,956,325.00/1,879,675.90 - Step 6: Final answer
x = 1,407,862.90
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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.