Finding the Fourth Proportional to 1,090,102.05, 1,504,329.12 and 606,659.04
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Solution
The fourth proportional to 1,090,102.05, 1,504,329.12 and 606,659.04 is: 837,182.96
Step by Step Solution
- Step 1: Write the proportion equation
1,090,102.05 : 1,504,329.12 = 606,659.04 : x - Step 2: Convert to fraction form
1,090,102.05/1,504,329.12 = 606,659.04/x - Step 3: Cross multiply
1,090,102.05x = 1,504,329.12 × 606,659.04 - Step 4: Simplify right side
1,090,102.05x = 912,614,859,783.25 - Step 5: Solve for x
x = 912,614,859,783.25/1,090,102.05 - Step 6: Final answer
x = 837,182.96
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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.