Finding the Fourth Proportional to 3,460,199.47, 5,190,301.03 and 901,407.65
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Solution
The fourth proportional to 3,460,199.47, 5,190,301.03 and 901,407.65 is: 1,352,111.95
Step by Step Solution
- Step 1: Write the proportion equation
3,460,199.47 : 5,190,301.03 = 901,407.65 : x - Step 2: Convert to fraction form
3,460,199.47/5,190,301.03 = 901,407.65/x - Step 3: Cross multiply
3,460,199.47x = 5,190,301.03 × 901,407.65 - Step 4: Simplify right side
3,460,199.47x = 4,678,577,062,956.74 - Step 5: Solve for x
x = 4,678,577,062,956.74/3,460,199.47 - Step 6: Final answer
x = 1,352,111.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.