Finding the Fourth Proportional to 1,137,243.12, 1,706,455.08 and 463,818.48
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Solution
The fourth proportional to 1,137,243.12, 1,706,455.08 and 463,818.48 is: 695,968.51
Step by Step Solution
- Step 1: Write the proportion equation
1,137,243.12 : 1,706,455.08 = 463,818.48 : x - Step 2: Convert to fraction form
1,137,243.12/1,706,455.08 = 463,818.48/x - Step 3: Cross multiply
1,137,243.12x = 1,706,455.08 × 463,818.48 - Step 4: Simplify right side
1,137,243.12x = 791,485,401,393.88 - Step 5: Solve for x
x = 791,485,401,393.88/1,137,243.12 - Step 6: Final answer
x = 695,968.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.