Finding the Fourth Proportional to 1,196,643.85, 1,651,319.64 and 706,771.91
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Solution
The fourth proportional to 1,196,643.85, 1,651,319.64 and 706,771.91 is: 975,316.37
Step by Step Solution
- Step 1: Write the proportion equation
1,196,643.85 : 1,651,319.64 = 706,771.91 : x - Step 2: Convert to fraction form
1,196,643.85/1,651,319.64 = 706,771.91/x - Step 3: Cross multiply
1,196,643.85x = 1,651,319.64 × 706,771.91 - Step 4: Simplify right side
1,196,643.85x = 1,167,106,342,762.01 - Step 5: Solve for x
x = 1,167,106,342,762.01/1,196,643.85 - Step 6: Final answer
x = 975,316.37
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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.