Finding the Fourth Proportional to 1,361,733.36, 1,879,291.94 and 974,585.13
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Solution
The fourth proportional to 1,361,733.36, 1,879,291.94 and 974,585.13 is: 1,344,998.98
Step by Step Solution
- Step 1: Write the proportion equation
1,361,733.36 : 1,879,291.94 = 974,585.13 : x - Step 2: Convert to fraction form
1,361,733.36/1,879,291.94 = 974,585.13/x - Step 3: Cross multiply
1,361,733.36x = 1,879,291.94 × 974,585.13 - Step 4: Simplify right side
1,361,733.36x = 1,831,529,974,779.93 - Step 5: Solve for x
x = 1,831,529,974,779.93/1,361,733.36 - Step 6: Final answer
x = 1,344,998.98
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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.