Finding the Fourth Proportional to 1,184,135.03, 1,634,107.51 and 640,270.68
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Solution
The fourth proportional to 1,184,135.03, 1,634,107.51 and 640,270.68 is: 883,574.17
Step by Step Solution
- Step 1: Write the proportion equation
1,184,135.03 : 1,634,107.51 = 640,270.68 : x - Step 2: Convert to fraction form
1,184,135.03/1,634,107.51 = 640,270.68/x - Step 3: Cross multiply
1,184,135.03x = 1,634,107.51 × 640,270.68 - Step 4: Simplify right side
1,184,135.03x = 1,046,271,126,883.57 - Step 5: Solve for x
x = 1,046,271,126,883.57/1,184,135.03 - Step 6: Final answer
x = 883,574.17
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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.