Finding the Fourth Proportional to 4,365,865.06, 6,021,666.24 and 3,203,918.79
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Solution
The fourth proportional to 4,365,865.06, 6,021,666.24 and 3,203,918.79 is: 4,419,039.38
Step by Step Solution
- Step 1: Write the proportion equation
4,365,865.06 : 6,021,666.24 = 3,203,918.79 : x - Step 2: Convert to fraction form
4,365,865.06/6,021,666.24 = 3,203,918.79/x - Step 3: Cross multiply
4,365,865.06x = 6,021,666.24 × 3,203,918.79 - Step 4: Simplify right side
4,365,865.06x = 19,292,929,613,444.65 - Step 5: Solve for x
x = 19,292,929,613,444.65/4,365,865.06 - Step 6: Final answer
x = 4,419,039.38
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1.5x scale
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.