Finding the Fourth Proportional to 1,914,204.24, 2,641,588.20 and 1,054,744.08
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Solution
The fourth proportional to 1,914,204.24, 2,641,588.20 and 1,054,744.08 is: 1,455,539.31
Step by Step Solution
- Step 1: Write the proportion equation
1,914,204.24 : 2,641,588.20 = 1,054,744.08 : x - Step 2: Convert to fraction form
1,914,204.24/2,641,588.20 = 1,054,744.08/x - Step 3: Cross multiply
1,914,204.24x = 2,641,588.20 × 1,054,744.08 - Step 4: Simplify right side
1,914,204.24x = 2,786,199,515,747.86 - Step 5: Solve for x
x = 2,786,199,515,747.86/1,914,204.24 - Step 6: Final answer
x = 1,455,539.31
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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.