Finding the Fourth Proportional to 1,534,534.83, 2,117,609.52 and 846,235.74
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Solution
The fourth proportional to 1,534,534.83, 2,117,609.52 and 846,235.74 is: 1,167,778.55
Step by Step Solution
- Step 1: Write the proportion equation
1,534,534.83 : 2,117,609.52 = 846,235.74 : x - Step 2: Convert to fraction form
1,534,534.83/2,117,609.52 = 846,235.74/x - Step 3: Cross multiply
1,534,534.83x = 2,117,609.52 × 846,235.74 - Step 4: Simplify right side
1,534,534.83x = 1,791,996,859,188.25 - Step 5: Solve for x
x = 1,791,996,859,188.25/1,534,534.83 - Step 6: Final answer
x = 1,167,778.55
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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.