Finding the Fourth Proportional to 1,021,203.93, 1,409,205.65 and 562,231.35
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Solution
The fourth proportional to 1,021,203.93, 1,409,205.65 and 562,231.35 is: 775,848.56
Step by Step Solution
- Step 1: Write the proportion equation
1,021,203.93 : 1,409,205.65 = 562,231.35 : x - Step 2: Convert to fraction form
1,021,203.93/1,409,205.65 = 562,231.35/x - Step 3: Cross multiply
1,021,203.93x = 1,409,205.65 × 562,231.35 - Step 4: Simplify right side
1,021,203.93x = 792,299,595,027.13 - Step 5: Solve for x
x = 792,299,595,027.13/1,021,203.93 - Step 6: Final answer
x = 775,848.56
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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.