Finding the Fourth Proportional to 1,090,355.97, 1,504,657.74 and 606,908.70
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Solution
The fourth proportional to 1,090,355.97, 1,504,657.74 and 606,908.70 is: 837,515.36
Step by Step Solution
- Step 1: Write the proportion equation
1,090,355.97 : 1,504,657.74 = 606,908.70 : x - Step 2: Convert to fraction form
1,090,355.97/1,504,657.74 = 606,908.70/x - Step 3: Cross multiply
1,090,355.97x = 1,504,657.74 × 606,908.70 - Step 4: Simplify right side
1,090,355.97x = 913,189,872,928.34 - Step 5: Solve for x
x = 913,189,872,928.34/1,090,355.97 - Step 6: Final answer
x = 837,515.36
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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.