Finding the Fourth Proportional to 2,136,023.46, 2,947,740.09 and 1,169,133
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Solution
The fourth proportional to 2,136,023.46, 2,947,740.09 and 1,169,133 is: 1,613,418.71
Step by Step Solution
- Step 1: Write the proportion equation
2,136,023.46 : 2,947,740.09 = 1,169,133 : x - Step 2: Convert to fraction form
2,136,023.46/2,947,740.09 = 1,169,133/x - Step 3: Cross multiply
2,136,023.46x = 2,947,740.09 × 1,169,133 - Step 4: Simplify right side
2,136,023.46x = 3,446,300,214,641.97 - Step 5: Solve for x
x = 3,446,300,214,641.97/2,136,023.46 - Step 6: Final answer
x = 1,613,418.71
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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.