Finding the Fourth Proportional to 1,549,685.97, 2,138,550.60 and 887,309.94
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Solution
The fourth proportional to 1,549,685.97, 2,138,550.60 and 887,309.94 is: 1,224,478.53
Step by Step Solution
- Step 1: Write the proportion equation
1,549,685.97 : 2,138,550.60 = 887,309.94 : x - Step 2: Convert to fraction form
1,549,685.97/2,138,550.60 = 887,309.94/x - Step 3: Cross multiply
1,549,685.97x = 2,138,550.60 × 887,309.94 - Step 4: Simplify right side
1,549,685.97x = 1,897,557,204,572.96 - Step 5: Solve for x
x = 1,897,557,204,572.96/1,549,685.97 - Step 6: Final answer
x = 1,224,478.53
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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.