Finding the Fourth Proportional to 1,174,265.96, 1,623,448.58 and 867,859.12
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Solution
The fourth proportional to 1,174,265.96, 1,623,448.58 and 867,859.12 is: 1,199,834.37
Step by Step Solution
- Step 1: Write the proportion equation
1,174,265.96 : 1,623,448.58 = 867,859.12 : x - Step 2: Convert to fraction form
1,174,265.96/1,623,448.58 = 867,859.12/x - Step 3: Cross multiply
1,174,265.96x = 1,623,448.58 × 867,859.12 - Step 4: Simplify right side
1,174,265.96x = 1,408,924,656,004.05 - Step 5: Solve for x
x = 1,408,924,656,004.05/1,174,265.96 - Step 6: Final answer
x = 1,199,834.37
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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.