Finding the Fourth Proportional to 1,686,265.54, 2,327,101.86 and 922,319.08
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Solution
The fourth proportional to 1,686,265.54, 2,327,101.86 and 922,319.08 is: 1,272,830.64
Step by Step Solution
- Step 1: Write the proportion equation
1,686,265.54 : 2,327,101.86 = 922,319.08 : x - Step 2: Convert to fraction form
1,686,265.54/2,327,101.86 = 922,319.08/x - Step 3: Cross multiply
1,686,265.54x = 2,327,101.86 × 922,319.08 - Step 4: Simplify right side
1,686,265.54x = 2,146,330,446,581.49 - Step 5: Solve for x
x = 2,146,330,446,581.49/1,686,265.54 - Step 6: Final answer
x = 1,272,830.64
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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.