Finding the Fourth Proportional to 1,826,352.36, 2,519,794.98 and 1,101,421.80
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Solution
The fourth proportional to 1,826,352.36, 2,519,794.98 and 1,101,421.80 is: 1,519,617.56
Step by Step Solution
- Step 1: Write the proportion equation
1,826,352.36 : 2,519,794.98 = 1,101,421.80 : x - Step 2: Convert to fraction form
1,826,352.36/2,519,794.98 = 1,101,421.80/x - Step 3: Cross multiply
1,826,352.36x = 2,519,794.98 × 1,101,421.80 - Step 4: Simplify right side
1,826,352.36x = 2,775,357,122,502.56 - Step 5: Solve for x
x = 2,775,357,122,502.56/1,826,352.36 - Step 6: Final answer
x = 1,519,617.56
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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.