Finding the Fourth Proportional to 1,090,151.13, 1,504,393.56 and 606,716.19
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Solution
The fourth proportional to 1,090,151.13, 1,504,393.56 and 606,716.19 is: 837,259.99
Step by Step Solution
- Step 1: Write the proportion equation
1,090,151.13 : 1,504,393.56 = 606,716.19 : x - Step 2: Convert to fraction form
1,090,151.13/1,504,393.56 = 606,716.19/x - Step 3: Cross multiply
1,090,151.13x = 1,504,393.56 × 606,716.19 - Step 4: Simplify right side
1,090,151.13x = 912,739,928,983.74 - Step 5: Solve for x
x = 912,739,928,983.74/1,090,151.13 - Step 6: Final answer
x = 837,259.99
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1.5x scale
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.