Finding the Fourth Proportional to 1,922,297.47, 2,652,741.35 and 1,051,134.94
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Solution
The fourth proportional to 1,922,297.47, 2,652,741.35 and 1,051,134.94 is: 1,450,550.27
Step by Step Solution
- Step 1: Write the proportion equation
1,922,297.47 : 2,652,741.35 = 1,051,134.94 : x - Step 2: Convert to fraction form
1,922,297.47/2,652,741.35 = 1,051,134.94/x - Step 3: Cross multiply
1,922,297.47x = 2,652,741.35 × 1,051,134.94 - Step 4: Simplify right side
1,922,297.47x = 2,788,389,115,763.75 - Step 5: Solve for x
x = 2,788,389,115,763.75/1,922,297.47 - Step 6: Final answer
x = 1,450,550.27
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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.